Webster's 1913 Dictionary
ISOMERIC
I `so *mer "ic, a. Etym: [Iso- + Gr. isomérique.] (Chem. )
Defn: Having the same percentage composition; -- said of two or more different substances which contain the same ingredients in the same proportions by weight, often used with with. Specif. : (a ) Polymeric; i. e., having the same elements united in the same proportion by weight, but with different molecular weights; as, acetylene and benzine are isomeric (polymeric ) with each other in this sense. See Polymeric. (b ) Metameric; i. e., having the same elements united in the same proportions by weight, and with the same molecular weight, but which a different structure or arrangement of the ultimate parts; as, ethyl alcohol and methyl ether are isomeric (metameric ) with each other in this sense. See Metameric.
Spanish Dictionary
isomérico, -ca
isomérico, -ca adjetivo 1 quím Del isómero o relacionado con él .2 adjetivo quím Que presenta las características de un compuesto isómero .
The Wordsmith Dictionary