microlith
mi·cro·lith
M0273957 (mī′krō-lĭth′)microlith
(ˈmaɪkrəʊˌlɪθ)mi•cro•lith
(ˈmaɪ krə lɪθ)n.
microlith
2. a very small stone tooi or part of a tool, as a tooth of a primitive saw. — microlithic, adj.
| 单词 | microlith |
| 释义 | microlithmi·cro·lithM0273957 (mī′krō-lĭth′)microlith(ˈmaɪkrəʊˌlɪθ)mi•cro•lith(ˈmaɪ krə lɪθ)n. microlith2. a very small stone tooi or part of a tool, as a tooth of a primitive saw. — microlithic, adj. microlithMicrolithmicrolith[′mī·krə‚lith]Microlitha small stone tool, sometimes of geometric shape (triangle, trapezoid, lunate). Microliths became widespread in the Mesolithic period in many regions of Africa, Europe, and Asia; they were also used in the Neolithic. In the USSR they have been found in the Crimea and other parts of the Ukraine, in the Lower Volga region, in Middle Asia, and in Kazakhstan. Microliths were used as arrowheads, or they were inserted into the grooves of bone and wooden implements, thus forming a flint cutting edge. microlithmicrolith[mi´kro-lith″]mi·cro·lith(mī'krō-lith),mi·cro·lith(mī'krō-lith) |
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