acetic.

Relating to the acid that gives vinegar its characteristic sourness.

Use it for

Words that belong together

• acetic acid
• acetic odor

On the page

An acetic odor escaped from the opened jar.

Usage notes

Primary category: sensory / description. Forms: Normally non-gradable; no ordinary comparative or superlative. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: description. Commonness: uncommon.