Definition of encephalization in English:

encephalization

Line breaks: en|ceph¦al|iza¦tion
Pronunciation: /ɛnˌsɛf(ə)lʌɪˈzeɪʃ(ə)n
 
/
(also encephalisation)

noun

[mass noun] Zoology
  • An evolutionary increase in the complexity or relative size of the brain, involving a shift of function from non-cortical parts of the brain to the cortex.
    More example sentences
    • Moreover, a trend toward increased encephalization within many mammalian taxa is widely recognized.
    • The increased encephalization of the human fetus - the size of its brain and therefore its skull - compared with any other animal has meant that the female pelvis has had to expand even further to ensure safe passage.
    • For example, it is known that major increases in encephalization occurred only after the appearance of early Homo.

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Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody