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The Collaborative International Dictionary
Bifacial

Bifacial \Bi*fa"cial\, a. [Pref. bi- + facial.] Having the opposite surfaces alike.

Wiktionary
bifacial

a. 1 Having two faces or opposing surfaces 2 (context archaeology of a flint tool English) Having two sharp cutting edges

WordNet
bifacial

adj. having two faces or fronts; "the Roman Janus is bifacial" [syn: biface]

Usage examples of "bifacial".

Worse, the bifacial tools that were found in situ are thought by most to be a sign of H.

Singing Wolf snapped where he slashed at the thick hide with a sharp bifacial tool, flaked on both sides to create an acute cutting edge.