A food additive used to increase acidity or to give a tart taste

plural of acidulant

Having an acid quality; sour; acidulous.

Slightly sour; sub-acid; sourish. / (figuratively) Sharp; caustic. / Containing carbonic acid.

(transitive) To make slightly or moderately acid; to acidify. / (transitive) To make sour in a moderate degree; to sour somewhat.

Third-person singular simple present indicative form of acidulate

present participle of acidulate

The act of acidulating.

simple past tense and past participle of acidulate

plural of acidulation