n.
Pronunciation: m ə - ' le-s ə -m ə l
Function: noun
Etymology: Latin millesimus, adjective, thousandth, from mille
Date: 1719
: the quotient of a unit divided by 1000 : one of 1000 equal parts
– millesimal adjective
– mil · les · i · mal · ly \ -m ə -l ē \ adverb