Acidic

/əˈsɪ.dɪk/ · adjective

Meaning

Of or relating to acid; having the character of an acid..

Definitions by Sense

1. Of or relating to acid; having the character of an acid.
2. (physical chemistry) Having a pH less than 7, or being sour, or having the strength to neutralize alkalis, or turning a litmus paper red.
3. (geology) Containing a high percentage of silica-bearing minerals.

Example Sentences

an acidic solution

The swampland is an extensive pegasse swamp, which is rich in organic matter and intensely acidic.

Local workers hike up the side of the mountain and down into the crater at the top to harvest its sulfur—a byproduct of the gas that escapes from the volcano’s vents and collects near the shores of an acidic lake at the crater’s center. The chemical is used in industry worldwide, from making matchsticks to vulcanizing rubber, but Ijen’s sulfur goes mostly to local factories, which use it to bleach sugar.

Synonyms for acidic

Antonyms for acidic

Related Words

Word Forms

• more acidic
• most acidic

Usage Notes

Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.

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