Malpighian tube
noun
one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
Also called
Malpighian tubule,
Malpighian vessel.
British Dictionary definitions for malpighian tubules
Malpighian tubules
Malpighian tubes
pl n
organs of excretion in insects and many other arthropods: narrow tubules opening into the anterior part of the hindgut