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megameter |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Megameter \Meg"a*me`ter\, Megametre \Meg"a*me`tre\, n. [Mega- + meter, metre, n., 2.] In the metric system, one million meters, or one thousand kilometers. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Megameter \Me*gam"e*ter\, n. [Mega- + -meter: cf F. m['e]gam[`e]tre.] (Physics) 1. An instrument for determining longitude by observation of the stars. 2. A micrometer. [R.] --Knight.