H2O
|H/2/O|
A1
🇺🇸
/ˌeɪtʃˈtuːˈoʊ/
🇬🇧
/ˌeɪtʃˈtuːˈəʊ/
water
Etymology
Etymology Information
'H2O' originates from the chemical formula for water, where 'H' stands for hydrogen and 'O' stands for oxygen.
Historical Evolution
The term 'H2O' has been used in scientific contexts to denote water since the development of modern chemistry.
Meaning Changes
Initially, it was used strictly in scientific contexts, but now it's commonly used to refer to water in everyday language.
Meanings by Part of Speech
Noun 1
a colorless, transparent, odorless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.
H2O is essential for all forms of life.
Synonyms
Idioms
Last updated: 2025/01/11 11:35