acid
|ac-id|
B1
/ˈæsɪd/
sour or sharp
Etymology
Etymology Information
'acid' originates from Latin, specifically the word 'acidus,' where 'acidus' meant 'sour or sharp.'
Historical Evolution
'acidus' transformed into the Old French word 'acide,' and eventually became the modern English word 'acid' through Middle English.
Meaning Changes
Initially, it meant 'sour or sharp,' and this meaning has largely remained the same in modern usage.
Meanings by Part of Speech
Noun 1
a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.
Lemon juice contains citric acid.
Synonyms
Antonyms
Idioms
Last updated: 2025/01/11 11:42