OFF adv.
en with the tongs from off the altar." Is. vi. 6. -- Off and on. (a) Not constantly; not regularly; now and then; occasionally. (b) (Naut.) On different tacks, now toward, and now away from, the land. -- To be off. (a) To depart; to escape; as, he was off without a moment's warning. (b) To be abandoned, as an agreeme…
PERIODIC; PERIODICAL a.
Happening, by revolution, at a stated time; returning regularly, after a certain period of time; acting, happening, or appearing, at fixed intervals; recurring; as, periodical epidemics. The periodic return of a plant's flowering. Henslow. To influence opinion through the periodical press. Courthope.…
PULSE n.
Any measured or regular beat; any short, quick motion, regularly repeated, as of a medium in the transmission of light, sound, etc.; oscillation; vibration; pulsation; impulse; beat; movement. The measured pulse of racing oars. Tennyson. When the ear receives any simple sound, it is struck by a single pulse of the air,…