acid etymology

English word acid comes from Proto-Indo-European *h₂ḱ-, Latin -idus ((suffix forming verbs) tending to.)

Detailed word origin of acid

Dictionary entryLanguageDefinition
*h₂ḱ- Proto-Indo-European (ine-pro)
-idus Latin (lat) (suffix forming verbs) tending to.
*akēō Proto-Italic (itc-pro) Be sharp-tasting, be sour.
aceo Latin (lat) (figuratively, Late Latin) I am disagreeable.. (of wine) I am sour.
acidus Latin (lat) (figuratively) disagreeable, unpleasant; sharp, keen, pungent; sharp-tongued. (of sound) harsh, grating, rough, shrill. Sour, tart, acid, bitter.
acide French (fra) (chemistry) acid, acidic. Acid, acidic, sour, tart (chemistry) acid. (slang) LSD (acid).
acid English (eng) (chemistry) Any of several classes of compound having the following properties:-. (slang) lysergic acid diethylamide (LSD). A sour substance.. Any compound that can accept a pair of electrons to form a covalent bond; a Lewis acid. Any compound that easily donates protons; a Brønsted acid. Any of a class of water-soluble compounds, having sour taste, that turn blue litmus red, and react with [...]

Words with the same origin as acid

Descendants of *h₂ḱ-
acute are ax axe building coin cute cutie eager ear earl earring earth earthquake edge egg ere hammer r span veal we're yo you're
Descendants of -idus
audacity candid frigid horrid invalid liquid lucid moist morbid neat net network pale rabid rapid rigid sordid splendid stupid timid valid vivid