Definition of triplet
1 : one of three children or offspring born at one birth
2a : a combination, set, or group of threeb : a group of three elementary particles (such as positive, negative, and neutral pions) with different charge states but otherwise similar propertiesc : an atom or molecule with an even number of electrons that have a net magnetic momentd : codon
3 : a group of three musical notes or tones performed in the time of two of the same value
4 : a unit of three lines of verse
Examples of triplet in a Sentence
the theater piece is actually a triplet of comedy sketches, all of them having romantic love as their theme
Recent Examples of triplet from the Web
Elena Hughes is a triplet, along with brother Zach and sister Marissa.
Maggie Sheridan, a 13-year-old finalist from Ohio, is a triplet.
Grandfather could blow triplets on the trumpet, and grandmother pounded a mean Scott Joplin on an old upright piano.
Leslie and Ben are overworked by their jobs and terrifying triplets.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'triplet'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of triplet
First Known Use: 1656
TRIPLET Defined for English Language Learners
Definition of triplet for English Language Learners
: one of three babies that are born at the same time to the same mother
: a combination, set, or group of three things
TRIPLET Defined for Kids
Definition of triplet for Students
1 : a combination, set, or group of three
2 : one of three offspring born at one birth
Medical Definition of triplet
1a: a combination, set, or group of threeb: an atom or molecule with an even number of electrons that have a net magnetic momentc: codon
2a: one of three children or offspring born at one birthbtriplets plural : a group of three offspring born at one birth
3: a combination of three lenses
Seen and Heard
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