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单词 sextantal
释义

sextant /seksˈtənt/

noun
  1. The sixth part of a circle or its circumference, a sector or an arc of 60º
  2. An instrument with an arc of a sixth of a circle, for measuring angular distances, esp a navigating instrument incorporating a small telescope
  3. (with cap; also Sexˈtans /-tənz/) a constellation, lying over the equator
  4. (also sexˈtans /-tənz/) a Roman bronze coin worth a sixth of an as (historical)
ORIGIN: L sextāns, -antis a sixth

sextantal /-tantˈl/ adjective

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更新时间:2024/11/14 16:53:35