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immersion

[ih-mur-zhuh n, -shuh n] /ɪˈmɜr ʒən, -ʃən/
noun
1.
an act or instance of immersing.
2.
state of being immersed.
3.
state of being deeply engaged or involved; absorption.
4.
baptism in which the whole body of the person is submerged in the water.
5.
Also called ingress. Astronomy. the entrance of a heavenly body into an eclipse by another body, an occultation, or a transit.
Compare emersion (def 1).
adjective
6.
concentrating on one course of instruction, subject, or project to the exclusion of all others for several days or weeks; intensive:
an immersion course in conversational French.
Origin
late Middle English
1425-1475
1425-75; late Middle English < Late Latin immersiōn- (stem of immersiō) a dipping in. See immerse, -ion
Related forms
nonimmersion, noun
Can be confused
emersion, immersion.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for non-immersion
immersion
mid-15c., from L.L. immersionem (nom. immersio), noun of action from immergere, from L. in- "into" + mergere "plunge, dip" (see merge). Meaning "absorption in some interest or situation" is from 1640s. As a method of teaching a foreign language, it is from 1965, trademarked by the Berlitz company.
Online Etymology Dictionary, © 2010 Douglas Harper
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non-immersion in Medicine

immersion im·mer·sion (ĭ-mûr'zhən, -shən)
n.

  1. The placing of a body under water or other liquid.

  2. The use of a fluid on a microscope slide in order to exclude air from between the glass slide and the bottom lens.


im·merse' (ĭ-mûrs') v.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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