Definition of "biface" []

• Archaeology A bifacial stone tool. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But Bergstrom identified it as a "biface" because it's been "flaked" on all sides."
• "In addition to the flakes we uncovered two dozen fire-scorched rocks, a biface knife, a broken piece of fossiliferous chert that had been heated."
• "An obsidian biface, part of a bone needle, and other artifacts were found with the skeleton."