Acid
WordNet
adjective
(1) Having the characteristics of an acid
"An acid reaction"
(2) Harsh or corrosive in tone
"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 about political assassination, talk-show hosts and medical ethics"
"A sulfurous denunciation"
"A vitriolic critique"
(3) Being sour to the taste
noun
(4) Street name for lysergic acid diethylamide
(5) 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
WiktionaryText
Etymology
From , from , from .
Adjective
- Sour, sharp, or biting to the taste; tart; having the taste of vinegar.
- acid fruits or liquors
- Sour-tempered.
- Of or pertaining to an acid; acidic.
- Denoting a musical genre that is a distortion (as if hallucinogenic) of an existing genre, as in acid house, acid jazz, acid rock.
Noun
- A sour substance.
- Any of a class of water-soluble compounds, having sour taste, that turn blue litmus red, and react with some metals to liberate hydrogen, and with bases to form salts.
- Any compound that easily donates protons.
- A compound that easily donates protons is an acid according to Brønsted's definition.
- Any compound that can accept a pair of electrons to form a covalent bond.
- A compound that easily accepts an electron pair is an acid according to the definition of Lewis.
- lysergic acid diethylamide