Word Direct Answers

tube

tube is defined in Webster's Unabridged Dictionary (1913) with 7 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A telescope. "Glazed optic tube." Milton.
  2. 2.A vessel in animal bodies or plants, which conveys a fluid or other substance.
  3. 3.(Bot.) The narrow, hollow part of a gamopetalous corolla.
  4. 4.(Gun.) A priming tube, or friction primer. See under Priming, and Friction.
  5. 5.(Steam Boilers) A small pipe forming part of the boiler, containing water and surrounded by flame or hot gases, or else surrounded by water and forming a flue for the gases to pass through.
  6. 6.(Zoöl.) (a) A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm. (b) One of the siphons of a bivalve mollusk. Capillary tube, a tube of very fine bore. See Capillary. -- Fire tube (Steam Boilers), a tube which forms a flue. -- Tube coral. (Zoöl.) Same as Tubipore. -- Tube foot (Zoöl.), one of the ambulacral suckers of an echinoderm. -- Tube plate, or Tube sheet (Steam Boilers), a flue plate. See under Flue. -- Tube pouch (Mil.), a pouch containing priming tubes. -- Tube spinner (Zoöl.), any one of various species of spiders that construct tubelike webs. They belong to Tegenaria, Agelena, and allied genera. -- Water tube (Steam Boilers), a tube containing water and surrounded by flame or hot gases.
  7. 7.To furnish with a tube; as, to tube a well.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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