- a soft, padlike structure located at the base of each claw on the feet of certain insects.
Origin of pulvillus
1685–95; < Latin, diminutive of pulvīnus cushion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pulvillus
Pulvilliform: having the appearance or structure of a pulvillus.
Some people think that is the way the pulvillus on the fly's foot acts.
The little tarsus is like the tarsus of the hind leg with its claws and its pulvillus, only, of course, it is smaller.
Extension plate: a structure at the base of the pulvillus whose function it is to extend it.
Pad: the pulvillus, or that part of it which is capable of extension and retraction in some Coleoptera.
- a small pad between the claws at the end of an insect's leg
C18: from Latin, from pulvīnulus, diminutive of pulvīnus cushion