Answer a question, then ask one!

pulse
1    [puhls] Show IPA noun, verb, pulsed, puls·ing.
–noun
1.
the regular throbbing of the arteries, caused by the successive contractions of the heart, esp. as may be felt at an artery, as at the wrist.
2.
a single pulsation, or beat or throb, of the arteries or heart.
3.
the rhythmic recurrence of strokes, vibrations, or undulations.
4.
a single stroke, vibration, or undulation.
5.
Electricity . a momentary, sudden fluctuation in an electrical quantity, as in voltage or current.
6.
Physics . a single, abrupt emission of particles or radiation.
7.
a throb of life, emotion, etc.
8.
vitality.
9.
the general attitude, sentiment, preference, etc., as of the public.
–verb (used without object)
10.
to beat or throb; pulsate.
11.
to beat, vibrate, or undulate.
12.
Physics . to emit particles or radiation periodically in short bursts.
–verb (used with object)
13.
to cause to pulse.
14.
Medicine/Medical . to administer (medication) in interrupted, often concentrated dosages to avoid unwanted side effects.
Use pulse in a Sentence
Origin:
1300–50; < L pulsus a beat, equiv. to *peld-, base of pellere to set in motion by beating or striking ( cf. impel) + -tus, suffix of v. action, with dt < s and backing and raising of e before velar l; r. ME pous < MF < L, as above

—Related forms
un·puls·ing, adjective