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vas

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Definition of vas in English:

noun (plural vasa /ˈveɪsə/)

Anatomy
A vessel or duct.
Example sentences
  • The medulla, supplied by vasa recta, receives less blood than the kidney cortex.
  • Microangiopathy of the vasa nervorum (ie, small arteries located in the outer and middle coats of the larger arteries and veins) develop and impair normal blood flow.
  • However, aortic dissection associated with vasculitis of the vasa vasorum in SLE is extraordinarily rare.

Origin

late 16th century: from Latin, literally 'vessel'.

Derivatives

vasal

1
Pronunciation: /ˈveɪs(ə)l/
adjective
Example sentences
  • Since caffeine is usually a vasal constrictor, as the caffeine that the body is so used to wears out of the system, it narrows the blood vessels.
  • A post-ejaculatory urinalysis should be performed if ejaculate volume is less than 1 mL, except in patients with bilateral vasal agenesis or possible hypogonadism.
  • CF in men is accompanied by bilateral vasal aplasia.

Definition of vas in:

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