Capable of being thrust outward, as the proboscis of many insects.
Origin of protrusibleLatin prōtrūsus, past participle of prōtrūdere, to protrude; see protrude + –ile1.
Variant of protrusile
that can be protruded, or thrust out, as a tentacle or an elephant's trunk
Origin of protrusile; from Classical Latin protrusus, past participle of protrudere (see protrude) + -ile