SUCTION


Meaning of SUCTION in English

I. ˈsəkshən noun

( -s )

Usage: often attributive

Etymology: Late Latin suction-, suctio, from Latin suctus (past participle of sugere to suck) + -ion-, -io -ion — more at suck

1.

a. : the act or process of sucking

suck the membrane from the throat … by direct mouth-to-mouth suction — Morris Fishbein

b. Britain : the imbibing of liquor

2.

a.

(1) : the act or process of exerting a force upon a solid, liquid, or gaseous body by reason of a reduced air pressure over part of its surface

(2) : the force so exerted

suction on the upper surface of an airplane wing

surfaces that adhere through suction

pumped up by suction

b. : the drawing in in an internal-combustion engine of a gaseous mixture during the suction stroke ; also : the power or capacity to draw in such mixture

c. or suction drainage : the act or process of removing secretions or fluids from hollow or tubular organs or cavities by means of a tube and a device (as a suction pump) that operates on negative pressure

3. : the capacity for absorbing moisture or wet paint

4. : the amount the share point of a moldboard plow is turned down to cause the share to descend or be drawn into the soil a predetermined distance

5. : a pipe, fitting, or other device used in a machine that operates by suction

II. transitive verb

( -ed/-ing/-s )

: to remove from a body cavity or passage by suction

a small amount of mucus could be suctioned through the trachea — Leon Unger

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.