Triplet

A triplet is a set of three items, which may be in a specific order, or unordered. It may refer to:

Science

• A series of three nucleotide bases forming an element of the Genetic code
• J-coupling as part of Nuclear magnetic resonance spectroscopy
• Opal in preparation to be a gemstone
• Spin triplet in quantum mechanics — as in triplet oxygen, or triplet state in general
• Tuple of length 3 in mathematics
• Each of the children born in a three-child multiple birth; identical or fraternal, as are twins and quadruplets and quintuplets

Technologies

• Photography triplet or paint triplet
• Triplet lens, optical device consisting of three single lenses
• Tandem bicycle with three seats

Other uses

• In music, a tuplet of three successive notes of equal duration
• The Triplets, a Spanish children's book
• The Triplets (band), a Latin pop group
• A triplet, a kind of assembled gem
• Triplets, the multiple birth of three children, whether identical or fraternal as are twins, quadruplets and quintuplets.

See also

• Binghamton Triplets, a minor league baseball team
• First Hurwitz triplet, a triple of distinct Hurwitz surfaces with the identical automorphism group of the lowest possible genus
• Triplet Lakes, a group of lakes in Minnesota
• The Triplets of Belleville, a 2003 French animated film by Sylvain Chomet
• Tercet in poetry
• Tristich in poetry
• Triad (disambiguation), another general term for a group of three
• Triptych, a work of art which is divided into three sections
• Trilogy