Oscillating

1. (p. pr. & vb. n.) of Oscillate.

2. (a.) That oscillates; vibrating; swinging.

Thesaurus Entries

fluctuant, fluctuating, fluctuational, harmonic, libratory, nutational, oscillatory, pendular, pendulating, pendulous, periodic, resonant, shilly-shally, shilly-shallying, vacillating, vacillatory, vibratile, vibrating, vibratory, wavering, wobbly