Definition of Semilunar valve

1. Noun. A heart valve with cusps shaped like half-moons; prevents blood from flowing back into the heart.

Specialized synonyms: Aortic Valve, Pulmonary Valve
Generic synonyms: Cardiac Valve, Heart Valve

Medical Definition of Semilunar valve

1. Refers to a type of valve, aortic or pulmonic valves. (27 Sep 1997)

Semilunar Valve Pictures

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Lexicographical Neighbors of Semilunar Valve

semilunar bone
semilunar cartilage
semilunar conjunctival fold
semilunar cusp
semilunar fascia
semilunar fasciculus
semilunar fibrocartilage
semilunar fold
semilunar fold of colon
semilunar ganglion
semilunar hiatus
semilunar line
semilunar notch
semilunar nucleus of Flechsig
semilunar valve (current term)
semimajor axes
semimajor axis

Literary usage of Semilunar valve

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

1. A Text-book of Practical Medicine: With Particular Reference to Physiology by Felix von Niemeyer (1878)
"If the mere pressure of the blood during diastole of the left ventricle do not suffice to deploy and press together the leaves of the semilunar valve, ..."

2. Anatomical terminology, with special reference to the (B N A): With Special by Lewellys Franklin Barker (1907)
"... Anterior semilunar valve Right semilunar valve Left semilunar valve Nodules of the semilunar valves Crescents of the semilunar valves Left atrium (0. ..."

3. The Popular Science Monthly (1884)
"As an example, organic disorder of the aortic semilunar valve will be presumed. Imperfections of this valve are among the more frequent diseases of ..."

4. The London Medical Gazette (1830)
"... scales spread ou it—the heart itself was sound, and the semilunar valve» nearly ri- tural. Besides this, there arose a distinct sac from the right wall ..."

5. The Physiology of the Circulation in Plants, in the Lower Animals, and in by James Bell Pettigrew (1874)
"That its existence is not necessary to the perfect closure of a semilunar valve, ... In the semilunar valve of the whale, where one would have naturally ..."

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