1.Definition: a reflex that closes and opens the eyes rapidly

Related Noun(s):blink, nictation, nictitation

Category: General

2.Definition: a very short time (as the time it takes the eye to blink or the heart to beat)

Related Noun(s):flash, heartbeat, instant, jiffy, trice, twinkling

Category: General

3.Definition: closing one eye quickly as a signal

Category: General