ejection

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Related to eject: ejection fraction

e·jec·tion

(ē-jek'shŭn),
1. The act of driving or throwing out by physical force from within.
2. That which is ejected. Synonym(s): ejecta
[L. ejectio, from ejicio, to cast out]

ejection

/ejec·tion/ (e-jek´shun)
1. the act of casting out or the state of being cast out, as of excretions, secretions, or other bodily fluids.
2. something cast out.
3. the discharge of blood from the heart; see under period.

ejection

[ijek′shən]
Etymology: L, ejicere, to cast out
forceful expulsion, as of blood from a ventricle of the heart.

ejection

Cardiology See Ejection fraction, Ejection murmur Emergency medicine The throwing of a person from a vehicle.

e·jec·tion

(ē-jek'shŭn)
1. The act of driving or throwing out by physical force from within.
2. That which is ejected.
Synonym(s): ejecta.
[L. ejectio, from ejicio, to cast out]

e·jec·tion

(ē-jek'shŭn)
1. Driving or throwing out by physical force from within.
2. That which is ejected.
[L. ejectio, from ejicio, to cast out]

ejection

forcible expulsion through a narrow orifice.

ejection fraction
of the cardiac stroke volume equals the ratio of the stroke volume to the end-diastolic volume.
milk ejection
see letdown.
ventricular ejection time
that part of the cardiac ventricular contraction time when blood is actually discharged through the semilunar valves.
References in periodicals archive ?
Because there are no external rails or guides for the ejector to move on, the Rear Eject Bodies provide enhanced ease of loading and increased capacity.
Warbling Vireos apparently eject cowbird eggs based on visual cues.
The Eject Helmet Removal System is a technology advancement that takes safety to the next level in motocross, much like the introduction of neck braces to the sport in recent years," said Bill Best, vice president of product development for Shock Doctor.
Umbilicals are now certified for 100 eject releases, an order of magnitude improvement that more than justifies the cost of embodiment.
Users can choose to eject their discs without a temporary lead-out and then play them on RW drives.
Eject, eject, eject," directed the flight leader, and the wingman ejected at 230 feet above ground level at 271 knots.
Sounds like the stuff of science fiction, but astronomers have known for years that the hearts of distant galaxies can eject material so violently that the matter seems to travel several times the speed of light.
Other features include an LED access indicator, manual or remote eject with motorized eject and emergency eject ability.