dilator

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dilator

 [di-la´ter]
a structure (muscle) that dilates, or an instrument used to dilate.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

di·la·tor

(dī'lā-tŏr), This abridgment of dilatator is not correct Latin and is not recognized in TA.
1. An instrument designed to enlarge a hollow structure or opening.
See also: bougie.
2. A muscle that pulls open an orifice.
See also: bougie.
3. A substance that causes dilation or enlargement of an opening or the lumen of a hollow structure.
See also: bougie.
Synonym(s): dilatator
Farlex Partner Medical Dictionary © Farlex 2012

dilator

(dī-lā′tər, dī′lā′-, dĭ-lā′-)
n.
1. A muscle that dilates a body part, such as a blood vessel or the pupil of the eye.
2. An instrument that dilates a body part, such as a cavity, canal, or orifice.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

dilator

Therapeutics A device used to stretch/enlarge an opening or tubular structure–eg, esophagus, to allow the passage of food. See Bougienage.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

di·la·tor

(dī'lā-tŏr)
1. An instrument designed for enlarging a hollow structure or opening.
2. A muscle that pulls open an orifice.
3. A substance that causes dilation or enlargement of an opening or the lumen of a hollow structure.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

dilator

Any instrument used to widen or enlarge an opening, orifice or passage. Dilators are extensively used in surgery.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

dilator

  1. a muscle whose contraction opens an aperture or orifice; an example is the dilator muscle of the eye.
  2. a drug whose effect is the expansion of a structure.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

di·la·tor

(dī'lā-tŏr)
See: dilatator.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Cet exces de pression va entrainer des modifications de la morphologie des arteres, qui vont s'epaissir, se rigidifier et parfois se dilater selon le territoire, par exemple quand elles sont elastiques comme l'artere aorte.
Selon les paroles le responsable du secteur de l'indemnite professionnelle, il n'y a pas de reseaux criminels derriere l'accident, mais que cette fuite de gaz etait tres dangereuse vu que la chaleur torride, naissante des conditions climatiques, avait pousse le gaz a se dilater au sein des depots qui contenaient une matiere essentielle dans la production de la benzine brut.
Le modele de vie que notre pays tente vainement de dilater davantage est deja rompu en lambeaux.