Emily Dickinson Lexicon

TUBE, n. [Fr. tube; L. tubus.]

1. A pipe; a siphon; a canal or conduit; a hollow cylinder, either of wood, metal or glass, used for the conveyance of fluids, and for various other purposes.
2. A vessel of animal bodies or plants, which conveys a fluid or other substance.
3. In botany, the narrow hollow part of a monopetalous corol, by which it is fixed-to the receptacle. Martyn.
4. In artillery, an instrument of tin, used in quick firing. Cyc.