WordReference Random House Unabridged Dictionary of American English © 2026
i•so•mer•ic
(ī′sə mer′ik),USA pronunciation adj.
i′so•mer′i•cal•ly, adv.
- Chemistry, Physicsof, pertaining to, or displaying isomerism.
- Greek isomer(é̄s) having equal parts (see iso-, -mere) + -ic
- 1830–40
'isomeric' also found in these entries (note: many are not synonyms or translations):
alpha
- amyl
- amyl alcohol
- amyl group
- amylene
- beta
- borneol
- butane
- butanol
- butyl
- butyl alcohol
- butyl group
- butylene
- butylene group
- butyric acid
- chlordane
- chloronaphthalene
- citronellol
- cresol
- cyanic acid
- decane
- decyl
- diazine
- dinitrobenzene
- dulcitol
- epimer
- flavopurpurin
- fulminic acid
- fumaric acid
- gamma
- heptane
- heptanone
- hexane
- hexyl group
- irone
- iso
- isomer
- maleic acid
- menthene
- naphthol
- nerol
- octane
- pentane
- pentyl group
- phenetidine
- phenylene group
- phthalic acid
- picoline
- pinene
- propyl group