Medical term:

formation



formation

 [for-ma´shun]
1. the process of giving shape or form; the creation of an entity, or of a structure of definite shape.
2. a structure of definite shape.
chiasma formation the process by which a chiasma is formed; it is the cytologic basis of genetic recombination, or crossing over.
compromise formation in psychoanalysis a substituted idea or act representing and permitting partial expression of a repressed conflict.
concept formation the ability to organize a variety of information to form thoughts and ideas, a cognitive performance component in occupational therapy.
reaction formation a defense mechanism in which a person adopts conscious attitudes, interests, or feelings that are the opposites of unconscious feelings, impulses, or wishes. For example, a person may use revulsion or repugnance to defend against an unconscious desire or attraction.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

for·ma·tion

(fōr-mā'shŭn), [TA]
1. A formation; a structure of definite shape or cellular arrangement.
2. That which is formed.
3. The act of giving form and shape.
Synonym(s): formatio (1) [TA]
Farlex Partner Medical Dictionary © Farlex 2012

for·ma·tion

(fōr-mā'shŭn)
1. Shape, configuration, arrangement; the way in which anything is formed.
2. That which is so formed.
3. The act of giving form and shape.
Synonym(s): formatio (1) [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

formation

any of the main natural vegetation types extending over a large area that is created by the nature of the climate. Examples include tundra, steppe, rainforest and coniferous forest.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

for·ma·tion

(fōr-mā'shŭn)
1. A structure of definite shape or cellular arrangement.
2. That which is formed.
3. The act of giving form and shape.
Medical Dictionary for the Dental Professions © Farlex 2012


for·ma·ti·o·nes

(fōr-mā-shē-ō'nēz),
Plural of formatio.
Farlex Partner Medical Dictionary © Farlex 2012

formationes

Plural of formatio.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

formatio

(for-mā′shē-ō) plural.formationes [L.]
A structure with definite arrangement and shape.

formatio reticularis

The dorsal part of the medulla oblongata.
Medical Dictionary, © 2009 Farlex and Partners


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