Definitions for vacillateˈvæs əˌleɪt
Random House Webster's College Dictionary
vac•il•lateˈvæs əˌleɪt(v.i.)-lat•ed, -lat•ing.
to waver in mind or opinion; be indecisive or irresolute.
to sway unsteadily; totter.
to oscillate or fluctuate.
Origin of vacillate:
1590–1600; < L vacillātus, ptp. of vacillāre to be unsteady, waver
vac′il•la•to`ry-ləˌtɔr i, -ˌtoʊr i(adj.)
hover, vibrate, vacillate, oscillate(verb)
be undecided about something; waver between conflicting positions or courses of action
"He oscillates between accepting the new position and retirement"
fluctuate, vacillate, waver(verb)
move or sway in a rising and falling or wavelike pattern
"the line on the monitor vacillated"
To sway unsteadily from one side to the other; oscillate.
To swing indecisively from one course of action or opinion to another.
to move one way and the other; to reel or stagger; to waver
to fluctuate in mind or opinion; to be unsteady or inconstant; to waver