I. mi·crom·e·ter mīˈkräməd.ə(r), -ətə- noun
Etymology: French micromètre, from micr- + -mètre -meter
1. : an instrument used with a telescope or microscope for measuring minute distances or the apparent diameters of objects which subtend minute angles
2. : micrometer caliper
[s]micromet.jpg[/s] [
micrometer 2
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II. micrometer transitive verb
: to measure by means of micrometer
III. mi·cro·me·ter ˈmīkrōˌmēd.ə(r), -krəˌ-, -ētə- noun
Etymology: International Scientific Vocabulary micr- + meter
: a unit of length equal to one millionth of a meter