Saccade
/səˈkɑːd/
"Saccade" in a Sentence (3 examples)
He added the bill with a single saccade of his pulsing eyes.
Then 130 milliseconds or thousandths of a second later, each made a "saccade" - an extremely fast eye movement - to roughly where the ball was likely to bounce.
He paused, looking at me intently, his black-flecked eyes scanning my face in quick saccades.