| 单词 | core tool |
| 释义 | core toolnoun Archaeology.a stone tool with a cutting edge, as a hand ax, chopper, or scraper, formed by chipping away flakes from a core. Words nearby core toolco-respondent shoes, core store, core strength, core subjects, core time, core tool, Corey, corf, Corfam, Corfu, Corgard Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for core toolcore tool A stone tool consisting of a core that is flaked (struck with another rock or similar material) to produce a cutting edge or edges. Core tools date at least to the beginning of the Oldowan tool industry and are the earliest stone tools known to have been deliberately fashioned by humans. Core tools include choppers, cleavers, and hand axes. Compare flake tool. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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