acid has definitions from the fields of pharmacology,chemistry
1
[ noun ] (chemistry) any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt

Used in print

(Bern Dibner, "Oerstad and the Discovery of Electro...)

He was stirred by the announcement of Volta 's discovery of chemical electricity and he immediately applied the voltaic_pile to experiments with acids and alkalis .

In the following year , 1803 , Oersted , simultaneously with Davy , discovered that acids increased the strength of a voltaic_battery more_than did salts .

(T. C. McClary, "The Flooded Desert," Argosy,...)

Molten glare singed their eyelids an angry crimson ; suffocating air sapped their strength and strained their nerves to snapping ; dust choked their throats and lay like acid in their lungs .

2
[ adjective ] harsh or corrosive in tone

Examples

"an acerbic tone piercing otherwise flowery prose" "a barrage of acid comments" "her acrid remarks make her many enemies" "bitter words" "blistering criticism" "caustic jokes" "a sulfurous denunciation"

Used in print

(Edward Streeter, The Chairman of the Bored....)

It gave him a chance to unload the stuff and get it down to the cellar without a barrage of acid comments .

Related terms

unpleasant

3
[ noun ] (pharmacology) street name for lysergic acid diethylamide
4
[ adjective ] (chemistry) containing acid

Examples

"an acid taste"

Related terms

chemistry acidic

5
[ noun ] (pharmacology) a powerful hallucinogenic drug manufactured from lysergic acid
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