Definition of Triplet
Triplet: One of three, as:
1. One of three babies in a multiple birth. Or three animals gestated together.
2. In genetics, a set of three bases in DNA. Also called a codon. See: Crick-Brenner experiment.
3. In optics, a combination of three simple lenses cemented together.
The word triplet came into use in the mid-17th century. It was formed from triple, just as doublet was formed from double.
http://www.medterms.com/script/main/art.asp?articlekey=39053
Last Editorial Review: 10/9/2012
Drug Medical Dictionary of Terms by Letter
Medical Dictionary Term:
Women's Health
Find out what women really need.
Updated & New
