B0236200 (bī-fā′shəl)adj.1. Having two faces, fronts, or façades.2. Having two opposing surfaces that are alike.3. Archaeology Flaked in such a way as to produce a cutting edge that is sharp on both sides. Used of a stone tool.bi·fa′cial·ly adv.
bifacially
(baɪˈfeɪʃəlɪ) advfrom a bifacial point of viewEncyclopediaSeebifacial