Meaning of PULSE in English

PULSE

I. ˈpəls noun

Etymology: Middle English puls, probably from Anglo-French puuiz gruel, from Latin pult-, puls, probably from Greek poltos

Date: 13th century

: the edible seeds of various crops (as peas, beans, or lentils) of the legume family ; also : a plant yielding pulse

II. noun

Etymology: Middle English puls, from Anglo-French, from Latin pulsus, literally, beating, from pellere to drive, push, beat — more at felt

Date: 14th century

1.

a. : the regular expansion of an artery caused by the ejection of blood into the arterial system by the contractions of the heart

b. : the palpable beat resulting from such pulse as detected in a superficial artery ; also : the number of individual beats in a specified time period (as one minute)

a resting pulse of 70

2.

a. : underlying sentiment or opinion or an indication of it

b. : vitality

3.

a. : rhythmical beating, vibrating, or sounding

b. : beat , throb

4.

a. : a transient variation of a quantity (as electric current or voltage) whose value is normally constant

b.

(1) : an electromagnetic wave or modulation thereof of brief duration

(2) : a brief disturbance of pressure in a medium ; especially : a sound wave or short train of sound waves

5. : a dose of a substance especially when applied over a short period of time

pulse s of intravenous methylprednisolone

III. verb

( pulsed ; puls·ing )

Date: 15th century

intransitive verb

: to exhibit a pulse or pulsation : throb

transitive verb

1. : to drive by or as if by a pulsation

2. : to cause to pulsate

3.

a. : to produce or modulate (as electromagnetic waves) in the form of pulses

pulsed waves

b. : to cause (an apparatus) to produce pulses

• puls·er noun

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.