What does "pelican" mean?

Pelican: (Old Chem.) A retort or still having a curved tube or tubes leading back from the head to the body for continuous condensation and redistillation. Note: The principle is still employed in certain modern forms of distilling apparatus. Frigate pelican (Zoöl.), the frigate bird. See under Frigate. -- Pelican fish (Zoöl.), deep-sea fish (Eurypharynx pelecanoides) of the order Lyomeri, remarkable for the enormous development of the jaws, which support a large gular pouch. -- Pelican flower (Bot.), the very large and curiously shaped blossom of a climbing plant (Aristolochia grandiflora) of the West Indies; also, the plant itself. -- Pelican ibis (Zoöl.), a large Asiatic wood ibis (Tantalus leucocephalus). The head and throat are destitute of feathers; the plumage is white, with the quills and the tail greenish black. -- Pelican in her piety (in heraldry and symbolical art), a representation of a pelican in the act of wounding her breast in order to nourish her young with her blood; -- a practice fabulously attributed to the bird, on account of which it was adopted as a symbol of the Redeemer, and of charity. -- Pelican's foot (Zoöl.), a marine gastropod shell of the genus Aporrhais, esp. Aporrhais pes-pelicani of Europe.