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inclusion

 - 6 dictionary results

in⋅clu⋅sion

[in-kloo-zhuhn]
–noun
1. the act of including.
2. the state of being included.
3. something that is included.
4. Biology. a body suspended in the cytoplasm, as a granule.
5. Mineralogy. a solid body or a body of gas or liquid enclosed within the mass of a mineral.
6. Petrography. xenolith.
7. Logic, Mathematics. the relationship between two sets when the second is a subset of the first.

Origin:
1590–1600; 1945–50 for def. 7; < L inclūsiōn- (s. of inclūsiō) a shutting in, equiv. to inclūs(us) (see incluse ) + -iōn- -ion

xen⋅o⋅lith

[zen-l-ith]
–noun Petrography.
a rock fragment foreign to the igneous rock in which it is embedded.
Also called inclusion.


Origin:
1900–05; xeno- + -lith


xen⋅o⋅lith⋅ic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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in·clu·sion   (ĭn-klōō'zhən)   
n.  
  1. The act of including or the state of being included.

  2. Something included.

  3. Geology A solid, liquid, or gaseous foreign body enclosed in a mineral or rock.

  4. Biology A nonliving mass, such as a droplet of fat, in the cytoplasm of a cell.

  5. Computer Science A logical operation that assumes the second statement of a pair is true if the first one is true.


[Latin inclūsiō, inclūsiōn-, from inclūsus, past participle of inclūdere, to enclose; see include.]
in·clu'sion·ar'y (-zhə-něr'ē) adj.
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: in·clu·sion
Pronunciation: in-'klü-zh&n
Function: noun
: something that is included; especially : apassive usually temporary product of cell activity (as a starch grain) within the cytoplasm or nucleus
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

inclusion in·clu·sion (ĭn-kl&oomacr;'zhən)
n.

  1. A nonliving mass, such as a droplet of fat, in the cytoplasm of a cell.

  2. The process by which a foreign or heterogenous structure is misplaced in another tissue.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
xenolith   (zěn'ə-lĭth', zē'nə-)  Pronunciation Key 
A rock fragment foreign to the igneous mass in which it occurs. Xenoliths usually become incorporated into a cooling magma body when pieces of the rock into which the magma was injected break off and fall into it. Compare xenocryst.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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