English

glutaconic acid

Blend of glutaric + aconitic + acid.

Proto-Indo-European *h₂eḱ- ‘sharp’

…

Proto-Italic *akēō

Latin aceō ‘to be sour’

Latin acidus ‘sour’

French acide ‘acid’

English acid

Today it means

noun The unsaturated aliphatic dicarboxylic acid pent-2-enedioic acid

Language periods are conventional ranges, not dates for this word.

Etymograph / glutaconic acid