Definition of Dilator

1. Noun. A muscle or nerve that dilates or widens a body part.

Generic synonyms: Body Part
Derivative terms: Dilate

2. Noun. A drug that causes dilation.
Generic synonyms: Drug
Specialized synonyms: Vasodilative, Vasodilator
Derivative terms: Dilate

3. Noun. A surgical instrument that is used to dilate or distend an opening or an organ.
Exact synonyms: Dilater
Generic synonyms: Surgical Instrument
Derivative terms: Dilate

Definition of Dilator

1. n. One who, or that which, widens or expands.

Definition of Dilator

1. Noun. (anatomy) Any nerve or muscle that causes part of the body to dilate ¹

2. Noun. (medicine) Any drug that causes such dilation ¹

3. Noun. (medicine) An instrument used to dilate an orifice or cavity ¹

¹ Source: wiktionary.com

Definition of Dilator

1. one that dilates [n -S] - See also: dilates

Medical Definition of Dilator

1. 1. One who, or that which, widens or expands. 2. A muscle that dilates any part. 3. An instrument for expanding a part; as, a urethral dilator. See: Dilate. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Dilator

dilation
dilation and evacuation
dilation thrombosis
dilational
dilations
dilative
dilatometer
dilatometers
dilatometric
dilatometries
dilatometry
dilaton
dilatonic
dilatons
dilator (current term)
dilator iridis
dilator muscle
dilator muscle of ileocaecal sphincter
dilator muscle of pylorus
dilator of pupil
dilator pupillae muscle
dilator tubae
dilatorily
dilatoriness
dilatorinesses
dilators
dilatory
dilatory plea
dilaurate

Literary usage of Dilator

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Text Book of Physiology by Michael Foster (1893)
"The inhibitory cardiac fibres slacken or stop the rhythm of the heart and diminish the beats; the vaso-dilator fibres diminish the previously existing ..."

2. A Text Book of Physiology by Michael Foster (1893)
"In nerves going to muscles vaso-dilator fibres predominate ; indeed, in these the presence of any vaso-constrictor fibres at all has not at present been ..."

3. A Text-book of physiology: For Medical Students and Physicians by William Henry Howell (1905)
"The dilator fibers are found in the chorda tym- 2. In the glossopharyngeal nerve. Supplies dilator fibers to the posterior mni branch and are distributed to ..."

4. Anatomy, descriptive and surgical by Henry Gray (1867)
"dilator Naris Posterior. dilator Naris Anterior. Compressor Naris. ... The dilator naris posterior is a small muscle, which is placed partly beneath the ..."

5. A Text-book of Physiology for Medical Students and Physicians by William Henry Howell (1905)
"The dilator fibers are found in the chorda tym- 2. In the glossopharyngeal nerve. Supplies dilator fil>ers to the posterior pani branch and are distributed ..."

6. Medical lexicon by Robley Dunglison (1860)
"There are several instrumenta of this kind, each taking its name from the part to which it is applied ; as Speculum Ori», S. Nati, S. Uteri, Ac. dilator, ..."

7. A Treatise on Human Physiology by John Call Dalton (1882)
"It must be admitted, accordingly, that the dilator nerves exert a direct ... The action of the dilator nerves can only be explained as an "action of arrest. ..."

8. Medical Gynecology by Howard Atwood Kelly (1908)
"The danger of forcing a sharp dilator into the uterine canal without due precaution is considerable. I have seen a death resulting from neglect of the ..."

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