BIMETALLIC

bimetal, bimetallic

(adjective) formed of two different metals or alloys; especially in sheets bonded together

bimetallistic, bimetallic

(adjective) pertaining to a monetary system based on two metals; “in a bimetallistic system both gold and silver can constitute legal tender”

Source: WordNet® 3.1

Etymology

Adjective

bimetallic (not comparable)

Pertaining to the use of gold and silver to create legal currency.

More generally, consisting of two metals.

Noun

bimetallic (plural bimetallics)

Anything (especially a nanoparticle) composed of two metals

Source: Wiktionary

Bi`me*tal"lic, a. Etym: [Pref. bi- + metallic: cf. F. bimétallique.]

Definition: Of or relating to, or using, a double metallic standard (as gold and silver) for a system of coins or currency.

Source: Webster’s Unabridged Dictionary 1913 Edition