micromillimeter | ||
1. | [ noun ] a metric unit of length equal to one billionth of a meter | |
Synonyms: | nanometre millimicron micromillimetre nm nanometer | |
Related terms: | metric_linear_unit micron A | |
Similar spelling: |
micromillimetre micrometer_gauge micrometeoric micrometeoroid micrometeorite micrometer_caliper micrometeoritic |