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单词 acumination
释义

acumination

/əˌkjuːmɪˈneɪʃn/
noun
1A pointed or tapering part; (Mineralogy ) †a part of a crystal regarded as notionally resulting from acumination ( obsolete ). Now chiefly Botany and Zoology.
2The action of giving a point to something or bringing something to a point (chiefly figurative ); ( Mineralogy ) †the notional replacement of an angle or plane of a crystal by three or more planes meeting in a point ( obsolete ).

Origin

Mid 17th century. From post-classical Latin acumination-, acuminatio action of sharpening, sharpness, pointedness from acuminat-, past participial stem of acuminare to sharpen + classical Latin -iō.

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更新时间:2024/12/23 23:16:09