ˈhɒ.və(ɹ) ˈhʌ.vɚ ˈɑsɪleɪt ˈɹɛz.əˌneɪt ˈtɪkl̩ ˈvæ.sə.leɪt vaɪˈbɹeɪt ˈvaɪ.bɹeɪt feel sudden intense sensation or emotion he was thrilled by the speed and the roar of the engine move or swing from side to side regularly the needle on the meter was oscillating shake, quiver, or throb; move back and forth rapidly, usually in an uncontrolled manner sound with resonance The sound resonates well in this theater be undecided about something; waver between conflicting positions or courses of action He oscillates between accepting the new position and retirement