Someone or something identical with another:
(Chemistry) A functional entity consisting of certain atoms whose presence provides a certain property to a molecule, such as the methyl group.
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.
A team of two animals used together
Two items of the same kind; a pair.
(Biology) One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.
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 musical composition for two performers
(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.
Find another word for duo. In this page you can discover 33 synonyms, antonyms, idiomatic expressions, and related words for duo, like: duet, distich, duad, combo, pair, same, group, yoke, line-up, span and couple.