directional selection

noun

An incidence of natural selection where species survive by evolving new characters or modifying old characters.

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Meanings

noundirectional selection (plural directional selections)

plural directional selections

  1. biologyAn incidence of natural selection where species survive by evolving new characters or modifying old characters.
Cite this entry
APA

directional selection. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/directional%20selection

MLA

“directional selection.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/directional%20selection. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “directional selection,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/directional%20selection.

Source: directional selection on Wiktionary, CC BY-SA 4.0.