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em-1

1.
variant of en-1. before b, p, and sometimes m: embalm.
Compare im-1 .

em-2

1.
variant of en-2. before b, m, p, ph: embolism, emphasis.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for em-

em-

prefix
1.
before b, m, and p, a variant of en-1 , en-2

en-1

prefix
1.
(from nouns)
  1. put in or on entomb, enthrone
  2. go on or into enplane
  3. surround or cover with enmesh
  4. furnish with empower
2.
(from adjectives and nouns) cause to be in a certain condition enable, encourage, enrich, enslave
Word Origin
via Old French from Latin in-in-²

en-2

prefix
1.
in; into; inside endemic
Word Origin
from Greek (often via Latin); compare in-1, in-²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for em-

from French assimilation of en- to following labial (see en- (1)). Also a prefix used to form verbs from adjectives and nouns.

representing Latin ex- assimilated to following -m- (see ex-).

Online Etymology Dictionary, © 2010 Douglas Harper
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em- in Medicine

em- pref.
Variant of en-2.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Difficulty index for em-

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Word Value for em

4
5
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