Synonyms: waver, flicker, flutter
Definition: the act of moving back and forth
Similar words: motility, motion, move, movement
Definition: a change of position that does not entail a change of location
Usage: the reflex motion of his eyebrows revealed his surprise; movement is a sign of life; an impatient move of his hand; gastrointestinal motility
Synonyms: flutter, fluttering, flap, flapping
Definition: the motion made by flapping up and down
Similar words: undulation, wave
Definition: (physics) a movement up and down or back and forth
Synonyms: disruption, disturbance, to-do, commotion, flutter, hoo-ha, hoo-hah, hurly burly, kerfuffle
Definition: a disorderly outburst or tumult
Usage: they were amazed by the furious disturbance they had caused
Similar words: disorder
Definition: a disturbance of the peace or of public order
Synonyms: flutter
Definition: abnormally rapid beating of the auricles of the heart (especially in a regular rhythm); can result in heart block
Similar words: arrhythmia, cardiac arrhythmia
Definition: an abnormal rate of muscle contractions in the heart
Definition: wink briefly
Usage: bat one's eyelids
Similar words: wink, blink, nictate, nictitate
Definition: briefly shut the eyes
Usage: The TV announcer never seems to blink
Synonyms: waver, quiver, flitter, flutter, flicker
Definition: move back and forth very rapidly
Usage: the candle flickered
Similar words: move back and forth
Definition: move in one direction and then into the opposite direction
Definition: beat rapidly
Usage: His heart palpitated
Synonyms: dart, flit, flutter, fleet
Definition: move along rapidly and lightly; skim or dart
Usage: The hummingbird flitted among the branches
Similar words: zip, travel rapidly, hurry, speed
Definition: move very fast
Usage: The runner zipped past us at breakneck speed
Synonyms: flutter
Definition: flap the wings rapidly or fly with flapping movements
Usage: The seagulls fluttered overhead
Definition: move with a thrashing motion
Usage: The bird flapped its wings; The eagle beat its wings and soared high into the sky