pulse
$ \mathrm{pulse}^1 |pəls|
https://gyazo.com/d489af58e1f2edbe356162920eb47ecb
source: ミ☆
noun
1. a rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck:
〖通例単数形で〗脈拍, 心拍, 鼓動
e.g. the doctor found a faint pulse
e.g. the idea was enough to set my pulse racing.
(usually pulses) each successive throb of the arteries or heart.
2. a single vibration or short burst of sound, electric current, light, or other wave:
(光･音などの)波動; 〘通信〙 パルス
e.g. as modifier : a pulse generator
e.g. radio pulses.
a musical beat or other regular rhythm.
拍子, 律動; 躍動, 活気
3. the central point of energy and organization in an area or activity:
(人･社会などの)意向, 感情
e.g. those close to the financial and economic pulse maintain that there have been fundamental changes.
4. Biochemistry a measured amount of an isotopic label given to a culture of cells.
verb no object
throb rhythmically; pulsate:
«…で» 〈心臓などが〉脈打つ, 鼓動する; 〈場所などが〉活気に満ちる «with»
e.g. a knot of muscles at the side of his jaw pulsed.
with object modulate (a wave or beam) so that it becomes a series of pulses.
with object apply a pulsed signal to (a device).
(フードプロセッサーで)パルス操作をする〘断続的にオン･オフする〙
Biochemistry short for pulse-label.
PHRASES
take someone's pulse (also feel someone's pulse)
determine someone's heart rate by feeling and timing the pulsation of an artery:
e.g. a nurse came in and took his pulse.
(take the pulse of or feel the pulse of) ascertain the general mood or opinion of:
e.g. an important opportunity to take the pulse of contemporary art in the UK
e.g. I was curious to feel the pulse of the local community.
DERIVATIVES
pulseless adjective
pulser |ˈpəlsər| noun
ORIGIN
late Middle English: from Latin pulsus ‘beating’, from pellere ‘to drive, beat’.
$ \mathrm{pulse}^2 |pəls|
noun (usually pulses)
the edible seeds of various leguminous plants, for example chickpeas, lentils, and beans:
〖～s〗 豆類
e.g. use pulses such as peas and lentils to eke out meat dishes.
the plant or plants producing pulses.
豆のなる植物
ORIGIN
Middle English: from Old French pols, from Latin puls ‘porridge of meal or pulse’; related to pollen.