English Dictionary

sextant

IPA（発音記号）

/ˈsɛk.stənt/

名詞

(nautical) A navigational device for deriving angular distances between objects so as to determine latitude and longitude. / (geometry) One sixth of a circle or disc; a sector with an angle of 60°.

日本語の意味

航海において、角度測定に用いられる器具（六分儀）。 / 幾何学において、円または円盤の6分の1、すなわち60°の扇形。

The old navigator used a sextant to measure the angle between a star and the horizon to determine his latitude at sea.

その老練な航海士は航海用の六分儀を使い、天体と地平線との角度を測って海上での緯度を求めた。

意味（1）

(nautical) A navigational device for deriving angular distances between objects so as to determine latitude and longitude.

For several days things went along in about the same course. I took our position every morning with my crude sextant; but the results were always most unsatisfactory. They always showed a considerable westing when I knew that we had been sailing due north. I blamed my crude instrument, and kept on.

意味（2）

(geometry) One sixth of a circle or disc; a sector with an angle of 60°.

意味（3）

(dentistry) One of six groups of adjacent teeth, excluding the wisdom teeth. The front sextants go from canine to canine, and there are sextants on the right and left of these. See w:Periodontal examination.

sextants （ plural ）