nictitating adjective.
['nɪktɪteɪtɪŋ] E18.[from medieval Latin nictitat- pa. ppl stem of nictitare frequentative of Latin nictare wink: -ING1. Cf. NICTATE.]Winking, blinking.
nictitating membrane a third or inner eyelid which can be extended across the eye in many animals to protect it from dust etc. and keep it moist.
[TahlilGaran] English Dictionary ▲