'Twin-screw steamer' definitions:

Definition of 'Twin-screw steamer'

From: GCIDE
  • Twin \Twin\ (tw[i^]n), a. [OE. twin double, AS. getwinne two and two, pl., twins; akin to D. tweeling a twin, G. zwilling, OHG. zwiniling, Icel. tvennr, tvinnr, two and two, twin, and to AS. twi- two. See Twice, Two.]
  • 1. Being one of two born at a birth; as, a twin brother or sister. [1913 Webster]
  • 2. Being one of a pair much resembling one another; standing in the relation of a twin to something else; -- often followed by to or with. --Shak. [1913 Webster]
  • 3. (Bot.) Double; consisting of two similar and corresponding parts. [1913 Webster]
  • 4. (Crystallog.) Composed of parts united according to some definite law of twinning. See Twin, n., 4. [1913 Webster]
  • Twin boat, or Twin ship (Naut.), a vessel whose deck and upper works rest on two parallel hulls.
  • Twin crystal. See Twin, n., 4.
  • Twin flower (Bot.), a delicate evergreen plant ({Linnaea borealis}) of northern climates, which has pretty, fragrant, pendulous flowers borne in pairs on a slender stalk.
  • Twin-screw steamer, a steam vessel propelled by two screws, one on either side of the plane of the keel. [1913 Webster]