- Linnaea borealis
- Twin Twin, 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 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 ({Linn[ae]a 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]
The Collaborative International Dictionary of English. 2000.