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lunar |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Lunar \Lu"nar\, a. [L. lunaris, fr luna the moon. See {Luna}, and cf {Lunary}.] 1. Of or pertaining to the moon; as lunar observations. 2. Resembling the moon; orbed. --Dryden. 3. Measured by the revolutions of the moon; as a lunar month. 4. Influenced by the moon, as in growth, character, or properties; as lunar herbs. --Bacon. {Lunar caustic} (Med. Chem.), silver nitrate prepared to be used as a cautery; -- so named because silver was called luna by the ancient alchemists. {Lunar cycle}. Same as {Metonic cycle}. See under {Cycle}. {Lunar distance}, the angular distance of the moon from the sun, a star, or a planet, employed for determining longitude by the {lunar method}. {Lunar method}, the method of finding a ship's longitude by comparing the local time of taking (by means of a sextant or circle) a given lunar distance, with the Greenwich time corresponding to the same distance as ascertained from a nautical almanac, the difference of these times being the longitude. {Lunar month}. See {Month}. {Lunar observation}, an observation of a lunar distance by means of a sextant or circle, with the altitudes of the bodies, and the time, for the purpose of computing the longitude. {Lunar tables}. a (Astron.) Tables of the moon's motions, arranged for computing the moon's true place at any time past or future. b (Navigation) Tables for correcting an observed lunar distance on account of refraction and parallax. {Lunar year}, the period of twelve lunar months, or 354 days, 8 hours, 48 minutes, and 34.38 seconds. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Lunar \Lu"nar\, n. 1. (Astron.) A lunar distance. 2. (Anat.) The middle bone of the proximal series of the carpus; -- called also {semilunar}, and {intermedium}. From WordNet r 1.6 [wn]: lunar adj : of or relating to or associated with the moon; "lunar surface"; "lunar module"
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