micrometre en · NOUN
Pronunciation
- /ˈmaɪkɹəˌmitəɹ/ (General-American)
- /ˈmaɪkɹəˌmiːtə/ (Received-Pronunciation)
Etymology
Etymology tree Proto-Indo-European *mey-der.? Ancient Greek μῑκρός (mīkrós) Ancient Greek μῑκρο- (mīkro-)lbor. English micro- English metre English micrometre From micro- + metre.
Meanings
-
An SI and mks unit of measure, the length of one-millionth of a metre. Symbol: μm, um, μ.
Holonyms: millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre
Meronyms: picometre < nanometre
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| micrometres | Number=Plur | lexicographic |