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a statement of the meaning of a word or phrase.
conceptual definition an identification of the personal knowledge or connotative meaning of a word. These meanings are often difficult to express; the meaning is “known” but not easily put into words.
operational definition a definition, method, or procedure used to measure or represent a concept or variable in a specific situation.
target definition the definition of a specific target that is identified on the intervention scheme of the omaha system.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


In optics, the power of a lens to give a distinct image.
See also: resolving power.
[L. de-finio, pp. -finitus, to bound, fr. finis, limit]
Farlex Partner Medical Dictionary © Farlex 2012


Imaging The clearly delineated limit of a thing visible by the eye. Cf Resolution.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


In optics, the power of a lens to give a distinct image.
See also: resolving power
[L. de-finio, pp. -finitus, to bound, fr. finis, limit]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Patient discussion about definition

Q. What is the Definition of Anemia? My doctor told me I have anemia, based on my latest blood tests. What is anemia?

A. In laymans terms it is low iron. Most women get it sometime in their lives due to menstration and other factors. You need to increase your iron intake. Lots of beets, beans, spinich, and lots of other foods can help.

Q. what is the definition of Autism? how would i know if one is autistic and the other one is not , or has only minor disorder ?

A. Autism is a brain development disorder that is characterized by impaired social interaction and communication, and restricted and repetitive behavior, all starting before a child is three years old. This set of signs distinguishes autism from milder autism spectrum disorders (ASD) such as pervasive developmental disorder not otherwise specified. Diagnosis should be made if suspected, by a specialits in child psychiatry or child developement.

Q. What is the definition of Autism?

A. Autism is defined by symptoms from each of the following three categories: qualitative impairment in social interaction, impairment in communication, and restricted repetitive and stereotyped patterns of behavior or interests.

By definition, the onset of autistic disorder is before the age of 3 years, although in some cases, it is not recognized until a child is much older.

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References in periodicals archive ?
The IHRA ( definition includes several parts, two vaguely worded sentences that are accompanied by 11 illustrative examples; it is the examples and the way they have been applied that are the focus of most of the critique, including from one of the original authors of the document.
The House's proposed definition of subcontract is significant because it would exclude a broad range of agreements from that definition.
middle market (MM) CLO managers ease corresponding definitions to meet high asset demand, Fitch Ratings says.
The committee, headed by Senator Shibli Faraz, will look into the proposals from the stakeholders on whether the definition in the amendment bill is to be maintained or otherwise.
The disagreement on the definition emerged from the fact that this definition will be used at a later stage when Government brings Tobacco use and consumption under regulation and imposes CESS on Tobacco and hence requires to be seen carefully as to what products or by-products will be taxed.
No definitions included for either Pharmaceuticals--210.3 or Medical devices --20.3.
The definition also aims at facilitating financing procedures by providing privileges for investment entities that can finance SMEs.
The Army should want to ensure that its leaders comprehend the best, enhanced, optimized version of the definition of leadership.
To be successful, students require flexibility in defining and an awareness of how context affects the use of a particular definition.
They conducted searches for definitions used by textbook authors, government agencies, academic institutions, and individual practitioners.
Jones is a 45 year old Orthopedic Surgeon with a disability policy that has a pure own occ definition of disability for the entire benefit period.