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hydroxide

|hy-drox-ide|

B2

🇺🇸

/haɪˈdrɑːkˌsaɪd/

🇬🇧

/haɪˈdrɒk.saɪd/

compound with OH− ion

Etymology
Etymology Information

'hydroxide' originates from 'hydro-' meaning 'water' and 'oxide' meaning 'a compound of oxygen', both from Greek roots.

Historical Evolution

'hydroxide' was formed in the early 19th century by combining 'hydro-' and 'oxide' to describe compounds containing both hydrogen and oxygen.

Meaning Changes

Initially, it referred specifically to compounds containing the hydroxide ion (OH−), and this meaning has remained consistent in modern usage.

Meanings by Part of Speech

Noun 1

a chemical compound containing the hydroxide ion (OH−), typically formed when a base reacts with water.

Sodium hydroxide is commonly used in soap making.

Synonyms

Antonyms

Last updated: 2025/08/07 08:49