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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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