Meaning: move or swing from side to side regularly; "the needle on the meter was oscillating"
hover, vibrate, vacillate, oscillate
Meaning: be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"
This coincidence, in his own words, woke him out of sleep; and for some reason or other impelled him instantly to try making the planet oscillate in the diameter of its epicycle instead of revolve round it--a singular idea, but Copernicus had had a similar one to explain the motions of Mercury.
To oscillate between drill exercises that strive to attain efficiency in outward doing without the use of intelligence, and an accumulation of knowledge that is supposed to be an ultimate end in itself, means that education accepts the present social conditions as final, and thereby takes upon itself the responsibility for perpetuating them.