تلفظ بین المللی : /ɐfˈɔːɡəʊɪŋ/ تلفظ : [a#f'o@goUIN]
English
Going before; foregoing.
Pertaining to, or designating, any one of three acids obtained by the distillation of citric acid, and called respectively citraconic, itaconic, and mesaconic acid.
