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