ˈhɒ.və(ɹ) ˈhʌ.vɚ ˈɑsɪleɪt ˈvæ.sə.leɪt vaɪˈbɹeɪt ˈvaɪ.bɹeɪt be undecided about something; waver between conflicting positions or courses of action He oscillates between accepting the new position and retirement