|1.||[ verb ] shake, quiver, or throb; move back and forth rapidly, usually in an uncontrolled manner|
|Related terms:||move judder shimmy shaking|
|2.||[ verb ] move or swing from side to side regularly|
"the needle on the meter was oscillating"
|Related terms:||swing librate hunt oscillation cycle vibrator|
|3.||[ verb ] sound with resonance|
"The sound resonates well in this theater"
|Related terms:||go purr resonance plangency resonance|
|4.||[ verb ] be undecided about something; waver between conflicting positions or courses of action|
|Synonyms:||hover oscillate vacillate|
"He oscillates between accepting the new position and retirement"
|Related terms:||hesitate shillyshally oscillation|
|5.||[ verb ] feel sudden intense sensation or emotion|
"he was thrilled by the speed and the roar of the engine."
|Related terms:||stimulate frisson|