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fractionation

 - 4 dictionary results

frac⋅tion⋅a⋅tion

[frak-shuh-ney-shuhn]
–noun
1. the act or process of fractionating.
2. the state of being fractionated.
3. Military. the division of a missile's payload into several warheads.

Origin:
1925–30; fractionate + -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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frac·tion·ate   (frāk'shə-nāt')   
tr.v.   frac·tion·at·ed, frac·tion·at·ing, frac·tion·ates
  1. To divide or separate into parts; break up: "In the post-Watergate era, power has been fractionated on Capitol Hill" (Evan Thomas).

  2. To separate (a chemical compound) into components, as by distillation or crystallization.

frac'tion·a'tion n., frac'tion·a'tor n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: frac·tion·a·tion
Pronunciation: "frak-sh&-'nA-sh&n
Function: noun
: the action or process of fractionating<fractionation of blood plasma by the precipitation of blood proteins>; also : the state of being fractionated
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

fractionation frac·tion·a·tion (frāk'shə-nā'shən)
n.

  1. The process of dividing or separating into parts; breaking up.

  2. The division of a total therapeutic dose of radiation into small doses to be administered over a period of days or weeks.

  3. The separation of a chemical compound into components, as by distillation.

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