milli- (10/23)

The medical prefix term milli- means “thousand”. 

Example Word: milli/calor/i/e

Word Breakdown: Milli- pertains to “thousand”, calor/i is a combining form that means “heat”, and -e is a suffix that is used to form nouns. 

Definition: Millicalorie is one thousandth of a calorie (a unit of energy or heat).