noun🔗ShareमिलीमीटरAn SI/MKS unit of measure, the length of 1/1000 of a metre. Symbol: mm"The raindrops were tiny, only a few millimetres in diameter. "वर्षा की बूंदें छोटी थीं, केवल कुछ मिलीमीटर व्यास की थीं।unitmathscienceChat with AIVocabulary GamePractice Reading