Where does “aldehydic acid” come from?

aldehydic acid (English) comes from English acid, from French acide, from Latin acidus, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.

aldehydic acid (English): dicarboxylic acid with one carboxy group replaced...

Definitions

  1. dicarboxylic acid with one carboxy group replaced...

Ancestry of “aldehydic acid”, step by step

aldehydic acid traces back through two separate lines of ancestry.

via English acid

StepLanguageWordMeaning
1EnglishacidSour, sharp, or biting to the taste; tart; having...
2Frenchacideacid, acidic, sour, tart; acid, acidic; acid
3Latinacidussour, tart, acid, bitter; harsh, grating, rough,...
4Latinaceōto be sour
5Proto-Italicakēōbe sharp-tasting, be sour
6Proto-Indo-Europeanh₂eḱ-éh₁-ye-ti
7Proto-Indo-Europeanh₂eḱ-sharp

via English aldehyde

StepLanguageWordMeaning
1EnglishaldehydeAny of a large class of reactive organic...
2GermanAldehydaldehyde
3Latinalcoholkohl, collyrium, stibium; any other powder...
4Andalusian Arabicكُحُول
5Arabicكحلantimony; kohl, stibnite; black coloring of the...
6Arabicكُحْلantimony; kohl, stibnite
7Akkadianguḫlumkohl, antimony paste
Every word from Proto-Indo-European h₂eḱ-Every word from Proto-Indo-European h₂eḱ-éh₁-ye-tiEvery word from Proto-Italic akēō
aldehydic acid — Etymology, Origin & Word History | Etymology Explorer