Oscillatory

a.

1.

Moving, or characterized by motion, backward and forward like a pendulum; swinging; oscillating; vibratory; as, oscillatory motion.

Adj.

1.

oscillatory - having periodic vibrations Synonyms: oscillating

alternate, beating, circling, cyclic, epochal, even, every other, fluctuant, fluctuating, fluctuational, harmonic, intermittent, isochronal, libratory, measured, metronomic, nutational, oscillating, pendular, pendulating, pendulous, periodic, periodical, pulsing, reciprocal, recurrent, recurring, resonant, rhythmic, rotary, seasonal, serial, shilly-shally, shilly-shallying, steady, undulant, undulatory, vacillating, vacillatory, vibratile, vibrating, vibratory, wavelike, wavering, wheeling, wobbly