tetrad
Definition from Wiktionary, a free dictionary
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[edit] English
[edit] Noun
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Singular |
Plural |
tetrad (plural tetrads)
- A group of four things.
- (chemistry) A tetravalent atom or radical.
- (biology) Two pairs of sister chromatids (a dyad pair) aligned in a certain way and often on the equatorial plane during the meiosis process.