English Dictionary: millimicron | by the DICT Development Group |
2 results for millimicron | |
From WordNet (r) 3.0 (2006) [wn]: | |
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From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Millimicron \Mil"li*mi`cron\, n. [Milli- + micron.] The thousandish part of a micron or the millionth part of a millimeter; -- a unit of length used in measuring light waves, etc. |