(Quantum mechanics) A quantum state of a system with a spin of 1/2, such that there are two allowed values of the spin component, -1/2 and +1/2.
One object composed of two joined, similar parts that are dependent upon each other:
The definition of a unit is a fixed standard amount or a single person, group, thing or number.
A pair; couple
The definition of a match is a person or thing that is similar, equal to or suitable for another or a game or contest.
Two is defined as the number equal to the sum of one plus one.
A contoured crossbar having two U-shaped attachments that fit around the necks of a team of oxen or other draft animals, with a central ring for hitching the team to a cart, plow, or other load.
(Chem.) A unit consisting of two or more joined atoms within a molecule; esp., a
Someone or something identical with another:
A team of two animals used together
(Biology) One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.
Anything joining two things together; bond; link
Find another word for couplet. In this page you can discover 33 synonyms, antonyms, idiomatic expressions, and related words for couplet, like: distich, poem, verse, doublet, pair, unit, brace, duet, duo, match and two.