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infusion

[in-fyoo-zhuh n] /ɪnˈfyu ʒən/
noun
1.
the act or process of infusing.
2.
something that is infused.
3.
a liquid extract, as tea, prepared by steeping or soaking.
4.
Pharmacology.
  1. the steeping or soaking of a crude drug in water.
  2. the liquid so prepared.
5.
Medicine/Medical.
  1. the introduction of a saline or other solution into a vein.
  2. the solution used.
Origin
late Middle English
1400-1450
1400-50; late Middle English < Latin infūsiōn- (stem of infūsiō). See infuse, -ion
Related forms
reinfusion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for in-fusion

infusion

/ɪnˈfjuːʒən/
noun
1.
the act of infusing
2.
something infused
3.
an extract obtained by soaking
4.
(med) introduction of a liquid, such as a saline solution, into a vein or the subcutaneous tissues of the body
Derived Forms
infusive (ɪnˈfjuːsɪv) adjective
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 in-fusion

infusion

n.

c.1400, from Old French infusion (13c.) or directly from Latin infusionem (nominative infusio), noun of action from past participle stem of infundere (see infuse).

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

infusion in·fu·sion (ĭn-fyōō'zhən)
n.

  1. The process of steeping a substance in water to extract its soluble principles.

  2. A medicinal preparation from such a process.

  3. Introduction of a solution into the body through a vein for therapeutic purposes.

  4. The solution introduced in such a manner.

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