- Língua portuguesa
- Bilingues
- Verbos
Os Walkers
Maria Inês Almeida
ver mais
Morte no Parque
Lourenço Seruya
ver mais
A Mais Bela Maldição
Rui Couceiro
ver mais
clo.ro
ˈklɔru
ˈklɔrucloro
Presente do Indicativo do verbo clorar
eu
cloro
tu
cloras
ele, ela, você
clora
nós
cloramos
vós
clorais
eles, elas, vocês
cloram
Outros exemplos de uso

Os seguintes exemplos foram recolhidos da Base Terminológica da União Europeia (IATE) e não representam a opinião dos editores da infopedia.pt.
- chemical elementclorodeChlor
- industrial structures / technology and technical regulationspasta pelo cloro-soda / pasta ao cloro / pasta ao cloro-soda / pasta pelo clorodeChlorzellstoff, Alkali-Chlorzellstoff
- medical scienceacne pelo clorodeChlorakne
- chemistryresíduo de clorodeRestchlor
- industrial structuressolidez ao clorodeChlorechtheit
- industrial structuresconsumo de clorodeChlorverbrauch von Zellstoff
- industrial structuresmisturador a clorodeChlormischer
- INDUSTRY / chemistry / electrical and nuclear industriestrifluoreto de clorodeChlortrifluorid
- chemistryalcanos, C10-13, clorodeAlkane, C10-13, Chlor
- chemistrydescloração / redução do teor de clorodeEntchlorung, Dechloridation, Dechlorination
- wood industry / ENVIRONMENTECF / livre de cloro elementardeECF, elementarchlorfrei
- wood industry / textile industry / ENVIRONMENT / textile plantTCF / totalmente livre de clorodetotal chlorfrei
- chemical compounddesinfetante à base de clorodeDesinfektionsmittel auf Chlorbasis
- chemical compounddesinfetante orgânico à base de clorodeorganisches Desinfektionsmittel auf Chlorbasis
- chemical compounddesinfetante inorgânico à base de clorodeanorganisches Desinfektionsmittel auf Chlorbasis
- ENVIRONMENTresíduos de carvão ativado utilizado para a produção do clorodeAktivkohle aus der Chlorherstellung
- ENVIRONMENTlamas de branqueamento provenientes dos processos ao hipoclorito e ao clorodeBleichschlaemme aus Hypochlorit- und Chlorbleiche
- chemistrycloro-hexidinadeChlorhexidin
- chemical compoundcloropreno / 2-Cloro-1,3-butadienode2-Chlor-1,3-butadien, Chlorbutadien, Chloropren
- TRANSPORT / land transportacumulador lítio-clorodeLithium-Chlor-Akkumulator
- chemistry1-cloro-1-nitropropanode1-Chlor-1-Nitropropan
- health / chemistry4-cloro-3,5-dimetilfenol / cloroxilenolde4-Chlor-3,5-xylenol, Chlorxylenol
- means of agricultural production / chemical compoundaclonifena / 2-cloro-6-nitro-3-fenoxianilinade2-Chlor-6-nitro-3-phenoxyanilin, Aclonifen
- means of agricultural production / chemical compound2-amino-3-cloro-1,4-naftoquinona / quinoclaminadeQuinoclamin, 2-Amino-3-chlor-1,4-naphthochinon
- means of agricultural production / chemical compoundflorclorfenurão / forclorfenurão / 1-(2-cloro-4-piridinil)-3-fenilureiade1-(2-Chlor-4-pyridinyl)-3-phenylharnstoff, N-(2-Chlor-4-pyridinyl)-N'-phenylcarbamimidsäure, Forchlorfenuron
- mechanical engineeringremoção de emergência do clor residualdeNotnachkuehlung
- means of agricultural production / chemical compounddimetacloro / 2-cloro-N-(2-metoxietil)acet-2′,6′-xilididde2-Chlor-N-(2,6-dimethylphenyl)-N-(2-methoxyethyl)acetamid, 2,6-Dimethyl-N-(2-methoxyethyl)-chloracetanilid, Dimethachlor
- means of agricultural production / chemical compoundmecoprope / ácido (RS)-2-(4-cloro-o-toliloxi)propiónico / ácido (±) 2-(4-cloro-2-metatilfenoxi)-propiónicode(RS)-2-(4-Chlor-o-tolyloxy)propionsäure, 2-(2-Methyl-4-chlorphenoxy)-propionsäure, 2-(4-Chlor-2-methylphenoxy)propansäure, 2-(4-Chlor-2-methyl-phenoxy)-propionsäure, Mecoprop
- chemical compound / means of agricultural productionquinmeraque / ácido 7-cloro-3-metilquinolina-8-carboxílicode7-Chlor-3-methyl-8-chinolincarbonsäure, Quinmerac
- chemical compound / means of agricultural productionbarbana / N-(3-clorofenil)-carbamato de 4-cloro-2-butinilodeBarban, 4-Chlorbut-2-ynyl 3-chlorcarbanilat, 4-Chlorbut-2-in-1-yl-(3-chlorphenyl)carbamat, 4-Chlor-2-butin-1-yl-(3-chlorphenyl)carbamat, (4-Chlor-but-2-in-yl)-N-(3-chlor-phenyl)-carbamat
- means of agricultural production / chemical compoundsulcotriona / 2-(2-cloro-4-mesilbenzoíl)ciclo-hexano-1,3-dionade2-[2-Chlor-4-(methylsulfonyl)benzoyl]-1,3-cyclohexandion, Sulcotrion
- means of agricultural production / chemical compound2-etilamino-4-isopropilamino-6-cloro-1,3,5-triazina / atrazinade2-Chlor-4-ethylamino-6-isopropylamino-1,3,5-triazin, Atrazin, 6-Chlor-N-ethyl-N'-isopropyl-1,3,5-triazin-2,4-diamin
- chemical compound / means of agricultural productionacetocloro / 2-cloro-N-(etoximetil)-N-(2-etil-6-metilfenil)acetamidadeAcetochlor, 2-Chlor-N-(ethoxymethyl)-N-(2-ethyl-6-methylphenyl)acetamid
- chemical compound / means of agricultural productionN2-terc-butil-6-cloro-N4-etil-1,3,5-triazina-2,4-diamina / terbutilazinade(6E)-4-Chlor-6-(ethylimino)-N-(2-methyl-2-propanyl)-1,6-dihydro-1,3,5-triazin-2-amin, 6-Chlor-N-ethyl-N'-(2-methyl-2-propanyl)-1,3,5-triazin-2,4-diamin, 2-tert-Butylamino-4-ethylamino-6-chlor-1,3,5-triazin, Terbuthylazin
- chemical compound / means of agricultural productionciazofamida / 4-cloro-2-ciano-N,N-dimetil-5-P-tolilimidazolo-1-sulfonamidadeCyazofamid, 4-Chlor-2-cyan-N,N-dimethyl-5-(4-methylphenyl)-1H-imidazol-1-sulfonamid
- insecticide / chemical compoundclotianidina / (E)-1-(2-cloro-1,3-tiazol-5-ilmetil)-3-metil-2-nitroguanidinade1-[(2-Chlor-1,3-thiazol-5-yl)methyl]-2-methyl-3-nitroguanidin, Clothianidin
- means of agricultural production / chemical compoundácido (R)-2-[4-[(6-cloro-2-benzoxazolil)oxi]fenoxi]-propanóico / fenoxaprope-PdeFenoxaprop-P, (2R)-2-{4-[(6-Chlor-1,3-benzoxazol-2-yl)oxy]phenoxy}propansäure
- means of agricultural production / chemical compoundpetoxamida / 2-cloro-N-(2-etoxietil)-N-(2-metil-1-fenilprop-1-enil)acetamidadePethoxamid, 2-Chlor-N-(2-ethoxyethyl)-N-(2-methyl-1-phenyl-1-propen-1-yl)acetamid
- means of agricultural production / chemical compoundácido (R)-2-[4-(5-cloro-3-fluoro-2-piridiloxi)-fenoxi]-propiónico / clodinafopedeClodinafop, (2R)-2-{4-[(5-Chlor-3-fluor-2-pyridinyl)oxy]phenoxy}propansäure
- means of agricultural production / chemical compoundéter 2-cloro-α,α,α-trifluoro-p-tolílico e 3-etoxi-4-nitrofenílico / oxifluorfenade2-Chlor-1-(3-ethoxy-4-nitrophenoxy)-4-(trifluormethyl)benzen, Oxyfluorfen, 2-Chlor-1-(3-ethoxy-4-nitrophenoxy)-4-(trifluormethyl)benzol
- means of agricultural production / chemical compoundN-(4-terc-butilbenzil)-4-cloro-3-etil-1-metilpirazole-5-carboxamida / tebufenepiradedeTebufenpyrad, 4-Chlor-3-ethyl-1-methyl-N-[4-(2-methyl-2-propanyl)benzyl]-1H-pyrazol-5-carboxamid
- chemical compound / insecticideimidaclopride / (E)-1-(6-cloro-3-piridinilmetil)-N-nitroimidazolidin-2-ilidenoaminade1-(6-Chlor-3-pyridinylmethyl)-N-nitroimidazolidin-2-ylidenamin, Imidacloprid, 1-[(6-Chlor-3-pyridinyl)methyl]-N-nitro-4,5-dihydro-1H-imidazol-2-amin
- means of agricultural production / chemical compound4-[(6-cloro-3-piridilmetil)(2,2-difluoroetil) amino]furan-2(5H)-ona / flupiradifuronade4-{[(6-Chlor-3-pyridinyl)methyl](2,2-difluorethyl)amino}-2(5H)-furanon, Flupyradifuron
- chemical compound / insecticide(Z)-N-{3-[(6-cloro-3-piridinil)metil]-1,3-tiazolan-2-iliden}cianamida / tiaclopridede{3-[(6-Chlor-3-pyridinyl)methyl]-1,3-thiazolidin-2-yliden}cyanamid, Thiacloprid
- means of agricultural production / chemical compound(5-cloro-2-metoxi-4-metil-3-piridil)(4,5,6-trimetoxi-o-tolil)metanona / piriofenonade(5-Chlor-2-methoxy-4-methyl-3-pyridinyl)(2,3,4-trimethoxy-6-methylphenyl)methanon, Pyriofenon
- means of agricultural production / chemical compoundN-(2-cloro-6-fluorobenzil)-N-etil-α,α,α-trifluoro-2,6-dinitro-p-toluidina / flumetralinadeFlumetralin, N-(2-Chlor-6-fluorbenzyl)-N-ethyl-2,6-dinitro-4-(trifluormethyl)anilin
- means of agricultural production / chemical compoundN-{2-[3-cloro-5-(trifluorometil)-2-piridil]etil}-α,α,α-trifluoro-o-toluamida / fluopiramedeFluopyram, N-{2-[3-Chlor-5-(trifluormethyl)-2-pyridinyl]ethyl}-2-(trifluormethyl)benzamid
- means of agricultural production / chemical compound(1E)-N-[4-cloro-2-(trifluorometil)fenil]-1-(1H-imidazol-1-il)-2-propoxietanimina / triflumizole / (E)-4-cloro-α,α,α-trifluoro-N-(1-imidazol-1-il-2-propoxietilideno)-o-toluidinade(1E)-N-[4-Chlor-2-(trifluormethyl)phenyl]-1-(1H-imidazol-1-yl)-2-propoxyethanimin, (1Z)-N-[4-Chlor-2-(trifluormethyl)phenyl]-1-(1H-imidazol-1-yl)-2-propoxyethanimin, Triflumizol
- chemical compound / means of agricultural productionflurocloridona / (3RS,4RS;3RS,4SR)-3-cloro-4-clorometil-1-(α,α,α-trifluoro-m-tolil)-2-pirrolidonade3-Chlor-4-(chlormethyl)-1-[3-(trifluormethyl)phenyl]-2-pyrrolidinon, Flurochloridon
- means of agricultural production / chemical compoundtembotriona / 2-{2-cloro-4-mesil-3-[(2,2,2-trifluoroetoxi)metil]benzoíl}ciclo-hexano-1,3-dionadeTembotrion, 2-{2-Chlor-4-(methylsulfonyl)-3-[(2,2,2-trifluorethoxy)methyl]benzoyl}-1,3-cyclohexandion, 2-{2-Chlor-4-(methylsulfonyl)-3-[(2,2,2-trifluorethoxy)methyl]benzoyl}cyclohexan-1,3-dion
ver+
Download IATE, European Union, 2023
Como referenciar 
cloro – no Dicionário infopédia Português - Alemão [em linha]. Porto Editora. Disponível em https://www.infopedia.ptdicionarios/portugues-alemao/cloro [visualizado em 2026-07-14 15:08:52].
Outros exemplos de uso

Os seguintes exemplos foram recolhidos da Base Terminológica da União Europeia (IATE) e não representam a opinião dos editores da infopedia.pt.
- chemical elementclorodeChlor
- industrial structures / technology and technical regulationspasta pelo cloro-soda / pasta ao cloro / pasta ao cloro-soda / pasta pelo clorodeChlorzellstoff, Alkali-Chlorzellstoff
- medical scienceacne pelo clorodeChlorakne
- chemistryresíduo de clorodeRestchlor
- industrial structuressolidez ao clorodeChlorechtheit
- industrial structuresconsumo de clorodeChlorverbrauch von Zellstoff
- industrial structuresmisturador a clorodeChlormischer
- INDUSTRY / chemistry / electrical and nuclear industriestrifluoreto de clorodeChlortrifluorid
- chemistryalcanos, C10-13, clorodeAlkane, C10-13, Chlor
- chemistrydescloração / redução do teor de clorodeEntchlorung, Dechloridation, Dechlorination
- wood industry / ENVIRONMENTECF / livre de cloro elementardeECF, elementarchlorfrei
- wood industry / textile industry / ENVIRONMENT / textile plantTCF / totalmente livre de clorodetotal chlorfrei
- chemical compounddesinfetante à base de clorodeDesinfektionsmittel auf Chlorbasis
- chemical compounddesinfetante orgânico à base de clorodeorganisches Desinfektionsmittel auf Chlorbasis
- chemical compounddesinfetante inorgânico à base de clorodeanorganisches Desinfektionsmittel auf Chlorbasis
- ENVIRONMENTresíduos de carvão ativado utilizado para a produção do clorodeAktivkohle aus der Chlorherstellung
- ENVIRONMENTlamas de branqueamento provenientes dos processos ao hipoclorito e ao clorodeBleichschlaemme aus Hypochlorit- und Chlorbleiche
- chemistrycloro-hexidinadeChlorhexidin
- chemical compoundcloropreno / 2-Cloro-1,3-butadienode2-Chlor-1,3-butadien, Chlorbutadien, Chloropren
- TRANSPORT / land transportacumulador lítio-clorodeLithium-Chlor-Akkumulator
- chemistry1-cloro-1-nitropropanode1-Chlor-1-Nitropropan
- health / chemistry4-cloro-3,5-dimetilfenol / cloroxilenolde4-Chlor-3,5-xylenol, Chlorxylenol
- means of agricultural production / chemical compoundaclonifena / 2-cloro-6-nitro-3-fenoxianilinade2-Chlor-6-nitro-3-phenoxyanilin, Aclonifen
- means of agricultural production / chemical compound2-amino-3-cloro-1,4-naftoquinona / quinoclaminadeQuinoclamin, 2-Amino-3-chlor-1,4-naphthochinon
- means of agricultural production / chemical compoundflorclorfenurão / forclorfenurão / 1-(2-cloro-4-piridinil)-3-fenilureiade1-(2-Chlor-4-pyridinyl)-3-phenylharnstoff, N-(2-Chlor-4-pyridinyl)-N'-phenylcarbamimidsäure, Forchlorfenuron
- mechanical engineeringremoção de emergência do clor residualdeNotnachkuehlung
- means of agricultural production / chemical compounddimetacloro / 2-cloro-N-(2-metoxietil)acet-2′,6′-xilididde2-Chlor-N-(2,6-dimethylphenyl)-N-(2-methoxyethyl)acetamid, 2,6-Dimethyl-N-(2-methoxyethyl)-chloracetanilid, Dimethachlor
- means of agricultural production / chemical compoundmecoprope / ácido (RS)-2-(4-cloro-o-toliloxi)propiónico / ácido (±) 2-(4-cloro-2-metatilfenoxi)-propiónicode(RS)-2-(4-Chlor-o-tolyloxy)propionsäure, 2-(2-Methyl-4-chlorphenoxy)-propionsäure, 2-(4-Chlor-2-methylphenoxy)propansäure, 2-(4-Chlor-2-methyl-phenoxy)-propionsäure, Mecoprop
- chemical compound / means of agricultural productionquinmeraque / ácido 7-cloro-3-metilquinolina-8-carboxílicode7-Chlor-3-methyl-8-chinolincarbonsäure, Quinmerac
- chemical compound / means of agricultural productionbarbana / N-(3-clorofenil)-carbamato de 4-cloro-2-butinilodeBarban, 4-Chlorbut-2-ynyl 3-chlorcarbanilat, 4-Chlorbut-2-in-1-yl-(3-chlorphenyl)carbamat, 4-Chlor-2-butin-1-yl-(3-chlorphenyl)carbamat, (4-Chlor-but-2-in-yl)-N-(3-chlor-phenyl)-carbamat
- means of agricultural production / chemical compoundsulcotriona / 2-(2-cloro-4-mesilbenzoíl)ciclo-hexano-1,3-dionade2-[2-Chlor-4-(methylsulfonyl)benzoyl]-1,3-cyclohexandion, Sulcotrion
- means of agricultural production / chemical compound2-etilamino-4-isopropilamino-6-cloro-1,3,5-triazina / atrazinade2-Chlor-4-ethylamino-6-isopropylamino-1,3,5-triazin, Atrazin, 6-Chlor-N-ethyl-N'-isopropyl-1,3,5-triazin-2,4-diamin
- chemical compound / means of agricultural productionacetocloro / 2-cloro-N-(etoximetil)-N-(2-etil-6-metilfenil)acetamidadeAcetochlor, 2-Chlor-N-(ethoxymethyl)-N-(2-ethyl-6-methylphenyl)acetamid
- chemical compound / means of agricultural productionN2-terc-butil-6-cloro-N4-etil-1,3,5-triazina-2,4-diamina / terbutilazinade(6E)-4-Chlor-6-(ethylimino)-N-(2-methyl-2-propanyl)-1,6-dihydro-1,3,5-triazin-2-amin, 6-Chlor-N-ethyl-N'-(2-methyl-2-propanyl)-1,3,5-triazin-2,4-diamin, 2-tert-Butylamino-4-ethylamino-6-chlor-1,3,5-triazin, Terbuthylazin
- chemical compound / means of agricultural productionciazofamida / 4-cloro-2-ciano-N,N-dimetil-5-P-tolilimidazolo-1-sulfonamidadeCyazofamid, 4-Chlor-2-cyan-N,N-dimethyl-5-(4-methylphenyl)-1H-imidazol-1-sulfonamid
- insecticide / chemical compoundclotianidina / (E)-1-(2-cloro-1,3-tiazol-5-ilmetil)-3-metil-2-nitroguanidinade1-[(2-Chlor-1,3-thiazol-5-yl)methyl]-2-methyl-3-nitroguanidin, Clothianidin
- means of agricultural production / chemical compoundácido (R)-2-[4-[(6-cloro-2-benzoxazolil)oxi]fenoxi]-propanóico / fenoxaprope-PdeFenoxaprop-P, (2R)-2-{4-[(6-Chlor-1,3-benzoxazol-2-yl)oxy]phenoxy}propansäure
- means of agricultural production / chemical compoundpetoxamida / 2-cloro-N-(2-etoxietil)-N-(2-metil-1-fenilprop-1-enil)acetamidadePethoxamid, 2-Chlor-N-(2-ethoxyethyl)-N-(2-methyl-1-phenyl-1-propen-1-yl)acetamid
- means of agricultural production / chemical compoundácido (R)-2-[4-(5-cloro-3-fluoro-2-piridiloxi)-fenoxi]-propiónico / clodinafopedeClodinafop, (2R)-2-{4-[(5-Chlor-3-fluor-2-pyridinyl)oxy]phenoxy}propansäure
- means of agricultural production / chemical compoundéter 2-cloro-α,α,α-trifluoro-p-tolílico e 3-etoxi-4-nitrofenílico / oxifluorfenade2-Chlor-1-(3-ethoxy-4-nitrophenoxy)-4-(trifluormethyl)benzen, Oxyfluorfen, 2-Chlor-1-(3-ethoxy-4-nitrophenoxy)-4-(trifluormethyl)benzol
- means of agricultural production / chemical compoundN-(4-terc-butilbenzil)-4-cloro-3-etil-1-metilpirazole-5-carboxamida / tebufenepiradedeTebufenpyrad, 4-Chlor-3-ethyl-1-methyl-N-[4-(2-methyl-2-propanyl)benzyl]-1H-pyrazol-5-carboxamid
- chemical compound / insecticideimidaclopride / (E)-1-(6-cloro-3-piridinilmetil)-N-nitroimidazolidin-2-ilidenoaminade1-(6-Chlor-3-pyridinylmethyl)-N-nitroimidazolidin-2-ylidenamin, Imidacloprid, 1-[(6-Chlor-3-pyridinyl)methyl]-N-nitro-4,5-dihydro-1H-imidazol-2-amin
- means of agricultural production / chemical compound4-[(6-cloro-3-piridilmetil)(2,2-difluoroetil) amino]furan-2(5H)-ona / flupiradifuronade4-{[(6-Chlor-3-pyridinyl)methyl](2,2-difluorethyl)amino}-2(5H)-furanon, Flupyradifuron
- chemical compound / insecticide(Z)-N-{3-[(6-cloro-3-piridinil)metil]-1,3-tiazolan-2-iliden}cianamida / tiaclopridede{3-[(6-Chlor-3-pyridinyl)methyl]-1,3-thiazolidin-2-yliden}cyanamid, Thiacloprid
- means of agricultural production / chemical compound(5-cloro-2-metoxi-4-metil-3-piridil)(4,5,6-trimetoxi-o-tolil)metanona / piriofenonade(5-Chlor-2-methoxy-4-methyl-3-pyridinyl)(2,3,4-trimethoxy-6-methylphenyl)methanon, Pyriofenon
- means of agricultural production / chemical compoundN-(2-cloro-6-fluorobenzil)-N-etil-α,α,α-trifluoro-2,6-dinitro-p-toluidina / flumetralinadeFlumetralin, N-(2-Chlor-6-fluorbenzyl)-N-ethyl-2,6-dinitro-4-(trifluormethyl)anilin
- means of agricultural production / chemical compoundN-{2-[3-cloro-5-(trifluorometil)-2-piridil]etil}-α,α,α-trifluoro-o-toluamida / fluopiramedeFluopyram, N-{2-[3-Chlor-5-(trifluormethyl)-2-pyridinyl]ethyl}-2-(trifluormethyl)benzamid
- means of agricultural production / chemical compound(1E)-N-[4-cloro-2-(trifluorometil)fenil]-1-(1H-imidazol-1-il)-2-propoxietanimina / triflumizole / (E)-4-cloro-α,α,α-trifluoro-N-(1-imidazol-1-il-2-propoxietilideno)-o-toluidinade(1E)-N-[4-Chlor-2-(trifluormethyl)phenyl]-1-(1H-imidazol-1-yl)-2-propoxyethanimin, (1Z)-N-[4-Chlor-2-(trifluormethyl)phenyl]-1-(1H-imidazol-1-yl)-2-propoxyethanimin, Triflumizol
- chemical compound / means of agricultural productionflurocloridona / (3RS,4RS;3RS,4SR)-3-cloro-4-clorometil-1-(α,α,α-trifluoro-m-tolil)-2-pirrolidonade3-Chlor-4-(chlormethyl)-1-[3-(trifluormethyl)phenyl]-2-pyrrolidinon, Flurochloridon
- means of agricultural production / chemical compoundtembotriona / 2-{2-cloro-4-mesil-3-[(2,2,2-trifluoroetoxi)metil]benzoíl}ciclo-hexano-1,3-dionadeTembotrion, 2-{2-Chlor-4-(methylsulfonyl)-3-[(2,2,2-trifluorethoxy)methyl]benzoyl}-1,3-cyclohexandion, 2-{2-Chlor-4-(methylsulfonyl)-3-[(2,2,2-trifluorethoxy)methyl]benzoyl}cyclohexan-1,3-dion
ver+
Download IATE, European Union, 2023
Como referenciar 
cloro – no Dicionário infopédia Português - Alemão [em linha]. Porto Editora. Disponível em https://www.infopedia.ptdicionarios/portugues-alemao/cloro [visualizado em 2026-07-14 15:08:52].
Os Walkers
Maria Inês Almeida
ver mais
Morte no Parque
Lourenço Seruya
ver mais
A Mais Bela Maldição
Rui Couceiro
ver mais
Recomendar
Para recomendar esta página a alguém, basta preencher os campos abaixo: