micrometer
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.1mi·crom·e·ter
noun \mī-ˈkrä-mə-tər\Definition of MICROMETER
1
: an instrument used with a telescope or microscope for measuring minute distances
2
: a caliper for making precise measurements that has a spindle moved by a finely threaded screw
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Origin of MICROMETER
French micromètre, from micr- + -mètre -meter
First Known Use: 1670
Rhymes with MICROMETER
2mi·cro·me·ter
noun \ˈmī-krō-ˌmē-tər\Definition of MICROMETER
: a unit of length equal to one millionth of a meter —called also micron — see metric system table
Origin of MICROMETER
International Scientific Vocabulary micr- + 3meter
First Known Use: 1880
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