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ossification

 - 6 dictionary results

os⋅si⋅fi⋅ca⋅tion

[os-uh-fi-key-shuhn]
–noun
1. the act or process of ossifying.
2. the state of being ossified.
3. something that has ossified; a bony formation.

Origin:
1690–1700; < L ossi-, comb. form of os bone + -fication
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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os·si·fi·ca·tion   (ŏs'ə-fĭ-kā'shən)   
n.  
  1. The natural process of bone formation.

    1. The hardening or calcification of soft tissue into a bonelike material.

    2. A mass or deposit of such material.

    3. The process of becoming set in a rigidly conventional pattern, as of behavior, habits, or beliefs.

    4. Rigid, unimaginative convention.

    1. The process of becoming set in a rigidly conventional pattern, as of behavior, habits, or beliefs.

    2. Rigid, unimaginative convention.

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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Word Origin & History

ossification 
1697, from L. ossis (gen. of os) "of bones" (see osseous).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: os·si·fi·ca·tion
Pronunciation: "äs-&-f&-'kA-sh&n
Function: noun
1 a : the process of boneformation usually beginning at particular centers in each prospective bone and involving the activities of special osteoblasts that segregate and deposit inorganic bone substance about themselves—compare CALCIFICATION a b : an instance of this process
2 a : the conditionof being altered into a hard bony substance <ossification of the muscular tissue> b : a mass or particle of ossified tissue : a calcareous deposit in the tissues<ossifications in the aortic wall> —os·si·fi·ca·to·ry /'äs-&-f&-k&-"tOr-E, -"tor-; esp Brit"äs-&-f&-'kAt-(&-)rE/ adjective
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

ossification os·si·fi·ca·tion (ŏs'ə-fĭ-kā'shən)
n.

  1. The natural process of bone formation.

  2. The hardening or calcification of soft tissue into a bonelike material.

  3. A mass or deposit of such material.

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

ossification

process by which new bone is produced. Ossification begins about the third month of fetal life in humans and is completed by late adolescence. The process takes two general forms, one for compact bone, which makes up roughly 80 percent of the skeleton, and the other for cancellous bone, including parts of the skull, the shoulder blades, and the ends of the long bones

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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