millimeter

Other spellings

• (UK) millimetre

Pronunciation

• IPA ^(key): /ˈmɪləˌmitɚ/

• Audio (US)

  (file)

• Audio (US)

  (file)

Noun

Singular millimeter

Plural millimeters

1. (countable) A millimeter is one tenth of a centimeter.

   The smallest measurement of a ruler is the millimeter. You need another tool to measure objects smaller than that.