Definition of nictitation in English:

nictitation

noun

  • Winking or blinking; the action or habit of moving the eyelids; an instance of this.

Origin

Late 18th century; earliest use found in Erasmus Darwin (1731–1802), physician and natural philosopher. From post-classical Latin nictitatio winking or blinking from nictitat-, past participial stem of nictitare + -io.

Pronunciation

nictitation

/ˌnɪktɪˈteɪʃn/