Dictionary

preejection en · ADJ

Etymology

From pre- + ejection.

Meanings

1. (not-comparable) Occurring prior to ejection.
   • The preejection shortening and relengthening correspond to septal beaking and flash. 2016, Catherine M. Otto, Practice of Clinical Echocardiography, →ISBN, page 141:
   • Events in vomiting are usually divided into preejection, ejection, and postejection phases (Fig. 11-1 3). The preejection phase is characterized by licking, salivation, pallor, and changes in visceral function such as tachycardia and the relaxation of the proximal stomach. 1995, Robert M. Bradley, Essentials of oral physiology, page 231:
   • The severity of damage to the aircraft in combat was responsible for more preejection injuries, unconsciousness, and allowed less time to prepare for ejection. 1975, United States. Congress. House. Select Committee on Missing Persons in Southeast Asia, Americans Missing in Southeast Asia:

preejection en · NOUN

Etymology

From pre- + ejection.

Meanings

1. The time period immediately preceding ejection.
   • This is seen as abnormal rapid leftward motion of the septum during preejection followed by rightward (paradoxical) motion. 2012, Catherine M. Otto, The Practice of Clinical Echocardiography, →ISBN, page 191:
   • We have therefore used the R-S₂ interval assuming that any prolongation that may occur is most likely a result of lengthening of R-S₁ (including preejection) rather than S₁-S₂ . 1974, Critical Reviews in Bioengineering - Volume 2, page 156:
   • During systole, two main phases occur: preejection and ejection. 2008, T. Jeff Chandler, Lee E. Brown, Conditioning for Strength and Human Performance, →ISBN, page 22:

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