Definition of Macro- (prefix)
Macro- (prefix): Prefix from the Greek "makros" meaning large or long. Examples of terms involving macro- include macrobiotic, macrocephaly, macrocytic, macroglossia, macrophage, macroscopic, and macrosomia. The opposite of macro- is micro-.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=4232
Last Editorial Review: 6/14/2012
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