encephalization quotient

noun

A relative brain size measure defined as the ratio between observed to predicted brain mass for an animal of a given size, based on nonlinear regression on a range of reference species.

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Meanings

nounencephalization quotient (plural encephalization quotients)

plural encephalization quotients

  1. biologyA relative brain size measure defined as the ratio between observed to predicted brain mass for an animal of a given size, based on nonlinear regression on a range of reference species.

Origin

From encephalize + -ation.

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Cite this entry
APA

encephalization quotient. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/encephalization%20quotient

MLA

“encephalization quotient.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/encephalization%20quotient. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “encephalization quotient,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/encephalization%20quotient.

Source: encephalization quotient on Wiktionary, CC BY-SA 4.0.