D defs.my
Entry 4 senses Webster, 1913

Triplet

/trĭp'-lət/ · Trip·let · IPA /ˈtɹɪplət/
01 n. A collection or combination of three of a kind; three united.
  1. 1.
    A collection or combination of three of a kind; three united.
  2. 2.
    Three verses rhyming together.(Poetry)
  3. 3.
    A group of three notes sung or played in the tree of two.(Mus.)
  4. 4.
    Three children or offspring born at one birth.