The Collaborative International Dictionary of English v.0.48:
Swamp \Swamp\, n. [Cf. AS. swam a fungus, OD. swam a sponge, D.
zwam a fungus, G. schwamm a sponge, Icel. sv["o]ppr, Dan. &
Sw. swamp, Goth. swamms, Gr. somfo`s porous, spongy.]
Wet, spongy land; soft, low ground saturated with water, but
not usually covered with it; marshy ground away from the
Gray swamps and pools, waste places of the hern.
A swamp differs from a bog and a marsh in producing
trees and shrubs, while the latter produce only
herbage, plants, and mosses. --Farming
Swamp blackbird. (Zool.) See Redwing
Swamp cabbage (Bot.), skunk cabbage.
Swamp deer (Zool.), an Asiatic deer (Rucervus Duvaucelli)
Swamp hen. (Zool.)
(a) An Australian azure-breasted bird (Porphyrio bellus);
-- called also goollema.
(b) An Australian water crake, or rail (Porzana Tabuensis);
-- called also little swamp hen.
(c) The European purple gallinule.
Swamp honeysuckle (Bot.), an American shrub (Azalea
viscosa syn. Rhododendron viscosa or Rhododendron
viscosum) growing in swampy places, with fragrant flowers
of a white color, or white tinged with rose; -- called
also swamp pink and white swamp honeysuckle.
Swamp hook, a hook and chain used by lumbermen in handling
logs. Cf. Cant hook.
Swamp itch. (Med.) See Prairie itch, under Prairie.
Swamp laurel (Bot.), a shrub (Kalmia glauca) having small
leaves with the lower surface glaucous.
Swamp maple (Bot.), red maple. See Maple.
Swamp oak (Bot.), a name given to several kinds of oak
which grow in swampy places, as swamp Spanish oak
(Quercus palustris), swamp white oak (Quercus
bicolor), swamp post oak (Quercus lyrata).
Swamp ore (Min.), bog ore; limonite.
Swamp partridge (Zool.), any one of several Australian game
birds of the genera Synoicus and Excalfatoria, allied
to the European partridges.
Swamp robin (Zool.), the chewink.
Swamp sassafras (Bot.), a small North American tree of the
genus Magnolia (Magnolia glauca) with aromatic leaves
and fragrant creamy-white blossoms; -- called also sweet
Swamp sparrow (Zool.), a common North American sparrow
(Melospiza Georgiana, or Melospiza palustris), closely
resembling the song sparrow. It lives in low, swampy
Swamp willow. (Bot.) See Pussy willow, under Pussy.