Category:Metameric

Met`a*mer"ic, a. Etym: [Pref. meta- + Gr.

1. (Chem.)

Defn: Having the same elements united in the same proportion by weight, and with the same molecular weight, but possessing a different structure and different properties; as, methyl ether and ethyl alcohol are metameric compounds. See Isomeric.

Note: The existence of metameric compounds is due to the different arrangement of the same constituents in the molecule.

2. (Biol.)

Defn: Of or pertaining to a metamere or its formation; as, metameric segmentation.