navigating sextant

navigating sextant

[′nav·ə‚gād·iŋ ‚sek·stənt]

(navigation)

A sextant designed and used for observing the altitudes of celestial bodies, as contrasted with a hydrographic sextant.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.