1. millimeter

noun. ['ˈmɪləˌmiːtɝ'] a metric unit of length equal to one thousandth of a meter.


  • micron
  • metric linear unit
  • millimetre
  • centimetre
  • micrometer
  • mm
  • cm

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Words that Rhyme with Millimeter

  • kilometer

Example sentences of the word millimeter

1. Noun, singular or mass
You can add the drops in groups of 10 or by the millimeter to avoid losing count.