proboscis

 
Pronunciation: /prəˈbɒsɪs/

noun (plural probosces /-siːz/, proboscides /-sɪdiːz/, or proboscises)

  • the nose of a mammal, especially when it is long and mobile such as the trunk of an elephant or the snout of a tapir.
  • Entomology (in many insects) an elongated sucking mouthpart that is typically tubular and flexible.
  • Zoology (in some worms) an extensible tubular sucking organ.

Origin:

early 17th century: via Latin from Greek proboskis 'means of obtaining food', from pro 'before' + boskein '(cause to) feed'