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tetrad

/ˈtɛtræd/

tetradnoun

tetrads

/ˈtɛtræd/

Translations

In biology, a tetrad is a group of four chromatids formed during meiosis.

В биологии тетрада — это группа из четырех хроматид, образующихся во время мейоза.

Definitions

A group or set of four.

The tetrad of musicians performed beautifully at the concert.

In biology, a group of four chromatids formed by synapsis at the beginning of meiosis.

During meiosis, the tetrad formation is crucial for genetic recombination.

In chemistry, a tetravalent atom or a group of four atoms.

The carbon atom acts as a tetrad in many organic compounds.

In astronomy, a series of four consecutive total lunar eclipses occurring at approximately six-month intervals.

The 2014–15 lunar tetrad drew widespread public interest.

Synonyms

group of four

tetradadjective

more tetrad

Comp.

most tetrad

Super.

/ˈtɛtræd/

/ˈtɛˌtræd/

Attributive use: appears before a noun to denote ‘consisting of four’ (e.g. “a tetrad sequence”).

Definitions

Consisting of or involving a group or set of four; quadruple (used attributively).

Researchers observed a tetrad symmetry in the crystal structure.

Synonyms