proboscis
Definitions
The elongated, tubular mouthpart of certain insects, used for feeding or sucking.
A prominent, flexible snout or trunk, such as that of an elephant or tapir.
A long, mobile, and often tubular organ projecting from the head of various invertebrates.
Examples
The butterfly unfurled its long, slender proboscis to sip nectar from the flower.
The elephant used its muscular proboscis to grasp a branch and pull it toward its mouth.
Scientists studied the mosquito's proboscis to understand how it pierces skin so efficiently.