saccade

Definition of Saccade in English :

1. saccade

a rapid, jerky movement of the eyes between positions of rest

2. jerk, jerking, jolt, saccade

an abrupt spasmodic movement

WordNet Lexical Database for English. Princeton University. 2010.

Saccade

noun

1.

the movement of the eye when it makes a sudden change of fixation, as in reading

2.

a sudden check given to a horse

noun

any of the rapid, involuntary jumps made by the eyes from one fixed point to another, as in reading

n.

A rapid intermittent eye movement, as that which occurs when the eyes fix on one point after another in the visual field.