sextant

名词 n.
中文释义

英文释义

名词 n.
  1. A navigational device for deriving angular distances between objects so as to determine latitude and longitude.
    — […] I can do more with a Quadrant, Sextant or Octant, of 1 foot Radius, furniſhed with Teleſcopical Sights and Screws, then ^([sic]) can poſſibly be done with any other Inſtrument, furniſhed only with Common Sights, though 10, 20, 30, nay threeſcore foot Radius; […]
  2. One sixth of a circle or disc; a sector with an angle of 60°.
  3. One of six groups of adjacent teeth, excluding the wisdom teeth.
  4. A radial cell division of segments in three series, a sixth part of the original.

词形变化

sextants plural

词汇关系

衍生词
sextantal
相关词
octant quadrant

词源

From Latin sextāns.
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