(Of a limb or other body part) able to be thrust forward.
More example sentences
- Biologists have been fascinated with the frog's protrusile tongue for decades, but until recently the biomechanics of the tadpole's mouth was a mystery.
- Like pangolins, aardvarks have a long, protrusile tongue and a gizzard-like stomach.
mid 19th century: from Latin protrus- 'extended or thrust forward' (from the verb protrudere), on the pattern of extrusile.
Definition of protrusile in:
- The British & World English dictionary