bi·fa·cial (b -f  sh l)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. |
bifacial [baɪˈfeɪʃəl]
adj
1. having two faces or surfaces
2. (Life Sciences & Allied Applications / Botany) Botany (of leaves, etc.) having upper and lower surfaces differing from each other
3. (Social Science / Archaeology) Archaeol (of flints) flaked by percussion from two sides along the chopping edge
| bifacial (b-fshl) Flaked in such a way as to produce a cutting edge that is sharp on both sides. Used of a stone tool.  Bifacial tools are known as a bifaces and include such early core tools as hand axes and cleavers as well as later flake tools such as blades and spear or arrow points. Compare unifacial. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Adj. | 1. | bifacial - having two faces or fronts; "the Roman Janus is bifacial" bidirectional - reactive or functioning or allowing movement in two usually opposite directions |
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