Why is the ninth month called September?
"a throb, a beat," early 14c., from Old French pous, pulse (late 12c., Modern French pouls) and directly from Latin pulsus (in pulsus venarum "beating from the blood in the veins"), past participle of pellere "to push, drive," from PIE *pel- (6) "to thrust, strike, drive" (cf. Greek pallein "to wield, brandish, swing," pelemizein "to shake, cause to tremble"). Extended usages from 16c. Figurative use for "life, vitality, essential energy" is from 1530s.
"to beat, throb," early 15c., from pulse (n.1) or else from Latin pulsare "to beat, throb," and in part from French. Related: Pulsed; pulsing.
The rhythmical dilation of arteries produced when blood is pumped outward by regular contractions of the heart, especially as palpated at the wrist or in the neck.
(Dan. 1:12, 16), R.V. "herbs," vegetable food in general.