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dominant

Pronunciation: dom'i-nant

Definition:

  1. Ruling or controlling.
  2. In genetics, denoting an allele possessed by one of the parents of a hybrid that is expressed in the latter to the exclusion of a contrasting allele (the recessive) from the other parent.

[L. dominans, pres. p. of dominor, to rule, fr. dominus, lord, master, fr. domus, house]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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