a sight by means of which one's course can be set.
单词 | θ206921 |
释义 | society > travel > air or space travel > action of flying (in) aircraft > navigation of course of aircraft > [noun] > by observation of stars > sight or fix (4) course-setting sight1922 a sight by means of which one's course can be set. astro-fix1941 a determination of geographical position, esp. of an aircraft, by observation of the stars. astro sight1943 a determination of position by observation of the stars; cf. sight, n.1 7b. astro shot1946 = astro-fix n.; cf. shot, n.1 7e(a). |
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