photolysis

[/foʊˈtɒlɪsɪs/]
nounpl: photolyses
fotólise
1. the decomposition or breakdown of a chemical compound caused by exposure to light, typically ultraviolet or visible light
Photolysis of water molecules produces hydrogen and oxygen gases.
A fotólise de moléculas de água produz gases de hidrogênio e oxigênio.
2. a chemical reaction in which light energy is used to break chemical bonds in a substance
Chlorophyll undergoes photolysis during the light-dependent reactions of photosynthesis.
A clorofila sofre fotólise durante as reações dependentes de luz da fotossíntese.
The term 'fotólise' is primarily used in scientific and academic contexts in both Brazil and Portugal. It is fundamental to understanding photosynthesis in biology education and is extensively studied in chemistry courses. The concept is important in environmental science discussions regarding UV radiation effects and atmospheric chemistry.
Synonyms / Sinônimos
photochemical decompositionlight-induced breakdownphotochemical cleavage
Antonyms / Antônimos
photosynthesisphotopolymerization

Regional Variations

General Brazilian Portuguese
fotólise
standard term used in chemistry and biology texts
Portugal
fotólise
same term used, consistent with Brazilian Portuguese
Academic/Scientific
fotólise
primary usage in universities and research institutions across Portuguese-speaking countries

Related Words

photosynthesisphotochemistryultraviolet radiationchemical decompositionlight energyfree radicals

Related Idioms & Phrases

light-induced breakdown
photochemical process
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