mil‧li‧me‧tre S3 British English,
millimeter American English /ˈmɪləˌmiːtə, ˈmɪlɪˌmiːtə $ -ər/
noun [countable] (
written abbreviation mm)
a unit for measuring length. There are 1,000 millimetres in one metre.
[TahlilGaran] Dictionary of Contemporary English ▲