Micromillimeter
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Synonym of nanometer.
- 2 a metric unit of length equal to one billionth of a meter wordnet
Etymology
From micro- + millimeter.
More for "micromillimeter"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.