n. A large piscivorous natatorial bird of the family Pelecanidæ and genus Pelecanus, having an enormously distensible gular pouch.n. A chemical glass vessel or alembic with a tubulated capital, from which two opposite and crooked beaks pass out and enter again at the belly of the cucurbit.n. A six-pounder culverin.n. A kind of shot or shell.n. In dental surg., an instrument for extracting teeth, curved at the end like the beak of a pelican.n. A hook, somewhat in the shape of a pelican's bill, so arranged that it can be easily slipped by taking a ring or shackle from the point of the hook.n. In heraldry, a bird with talons and beak like a bird of prey, but always represented with the wings indorsed and as bending her neck in the attitude of wounding her breast with her beak.