vas-
1.
variant of
vaso-
before a vowel:
vasectomy.
British Dictionary definitions for
vas-
vas-
combining form
1.
a variant of
vaso-
vaso-
combining form
1.
indicating a blood vessel:
vasodilator
2.
indicating the vas deferens:
vasectomy
Word Origin
from Latin
vās
vessel
vas-
in Medicine
vas-
pref.
Variant of
vaso-
.