n.
Pronunciation: ' tri-pl ə t
Function: noun
Etymology: 2 triple
Date: 1656
1 : a unit of three lines of verse
2 a : a combination, set, or group of three b : a group of three elementary particles (as positive, negative, and neutral pions) with different charge states but otherwise similar properties c : an atom or molecule with an even number of electrons that have a net magnetic moment d : CODON
3 : one of three children or offspring born at one birth
4 : a group of three musical notes or tones performed in the time of two of the same value