Definition of Atrial

1. Adjective. Of or relating to a cavity or chamber in the body (especially one of the upper chambers of the heart).

Category relationships: Anatomy, General Anatomy
Partainyms: Atrium
Derivative terms: Atrium

Definition of Atrial

1. a. Of or pertaining to an atrium.

Definition of Atrial

1. Adjective. Of or pertaining to an atrium, especially the atrium of the heart. ¹

¹ Source:

Definition of Atrial

1. pertaining to an atrium [adj] - See also: atrium

Medical Definition of Atrial

1. Pertaining to an atrium. (16 Dec 1997)

Lexicographical Neighbors of Atrial

atresia folliculi
atretic corpus luteum
atrial (current term)
atrial-well technique
atrial appendage
atrial arrhythmias
atrial arteries
atrial artery
atrial auricle
atrial auricula
atrial bigeminy
atrial branches
atrial capture beat
atrial chaotic tachycardia
atrial complex
atrial diastole
atrial dipeptidyl carboxyhydrolase

Literary usage of Atrial

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

1. Monographic Medicine by Albion Walter Hewlett, Henry Leopold Elsner (1916)
"atrial (or Auricular) Extrasystoles This term should, strictly speaking, be applied only to those instances I 1 11^ 1 I 1 atrial systole and no as- in which ..."

2. Amphioxus and the Ancestry of the Vertebrates by Arthur Willey (1894)
"We will first glance briefly at the mode of Development of the atrial Cavity. For the sake of avoiding complications, it will be well to confine the ..."

3. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1891)
"He proposed that I should cut sections, so as to ascertain the mode in which the atrial chamber takes its origin and the subsequent history of the ..."

4. An Introduction to the Study of the Comparative Anatomy of Animals: A by Gilbert Charles Bourne, Arthur Bolles Lee (1902)
"A segment has been cut out of the pharyngeal region, and a portion of the right wall removed to show the atrial cavity, the pharynx and its gill-slits, ..."

5. A Text-book of Zoology by Thomas Jeffery Parker, William Aitcheson Haswell (1921)
"communicating with the exterior through the atrial aperture : this is not a ... Through these the cavity of the pharynx communicates with the atrial or ..."

6. Quarterly Journal of Microscopical Science edited by Biologists Limited, The Company of. (1875)
"Boundaries of the atrial chamber.—Anteriorly the atrial chamber commences with the pharynx ; posteriorly it is continued far beyond the atrial pore, ..."

7. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and (1910)
"The atrial region extends from the mouth over about two- thirds of the length ... The ventral side of the body Mouth appearing as an in the atrial region is ..."

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