'Mountain ash' definitions:

Definition of 'mountain ash'

(from WordNet)
noun
Any of various trees of the genus Sorbus
noun
Tree having wood similar to the alpine ash; tallest tree in Australia and tallest hardwood in the world [syn: mountain ash, Eucalyptus regnans]
noun
Low-growing ash of Texas [syn: mountain ash, Fraxinus texensis]

Definition of 'Mountain ash'

From: GCIDE
  • Mountain \Moun"tain\ (moun"t[i^]n), a.
  • 1. Of or pertaining to a mountain or mountains; growing or living on a mountain; found on or peculiar to mountains; among mountains; as, a mountain torrent; mountain pines; mountain goats; mountain air; mountain howitzer. [1913 Webster]
  • 2. Like a mountain; mountainous; vast; very great. [1913 Webster]
  • The high, the mountain majesty of worth. --Byron. [1913 Webster]
  • Mountain antelope (Zool.), the goral.
  • Mountain ash (Bot.), an ornamental tree, the {Pyrus Americana} (or Sorbus Americana), producing beautiful bunches of red berries. Its leaves are pinnate, and its flowers white, growing in fragrant clusters. The European species is the Pyrus aucuparia, or rowan tree.
  • Mountain barometer, a portable barometer, adapted for safe transportation, used in measuring the heights of mountains.
  • Mountain beaver (Zool.), the sewellel.
  • Mountain blue (Min.), blue carbonate of copper; azurite.
  • Mountain cat (Zool.), the catamount. See Catamount.
  • Mountain chain, a series of contiguous mountain ranges, generally in parallel or consecutive lines or curves.
  • Mountain cock (Zool.), capercailzie. See Capercailzie.
  • Mountain cork (Min.), a variety of asbestus, resembling cork in its texture.
  • Mountain crystal. See under Crystal.
  • Mountain damson (Bot.), a large tree of the genus Simaruba (Simaruba amarga) growing in the West Indies, which affords a bitter tonic and astringent, sometimes used in medicine.
  • Mountain dew, Scotch whisky, so called because often illicitly distilled among the mountains. [Humorous]
  • Mountain ebony (Bot.), a small leguminous tree ({Bauhinia variegata}) of the East and West Indies; -- so called because of its dark wood. The bark is used medicinally and in tanning.
  • Mountain flax (Min.), a variety of asbestus, having very fine fibers; amianthus. See Amianthus.
  • Mountain fringe (Bot.), climbing fumitory. See under Fumitory.
  • Mountain goat. (Zool.) See Mazama.
  • Mountain green. (Min.) (a) Green malachite, or carbonate of copper. (b) See Green earth, under Green, a.
  • Mountain holly (Bot.), a branching shrub ({Nemopanthes Canadensis}), having smooth oblong leaves and red berries. It is found in the Northern United States.
  • Mountain laurel (Bot.), an American shrub ({Kalmia latifolia}) with glossy evergreen leaves and showy clusters of rose-colored or white flowers. The foliage is poisonous. Called also American laurel, ivy bush, and calico bush. See Kalmia.
  • Mountain leather (Min.), a variety of asbestus, resembling leather in its texture.
  • Mountain licorice (Bot.), a plant of the genus Trifolium (Trifolium Alpinum).
  • Mountain limestone (Geol.), a series of marine limestone strata below the coal measures, and above the old red standstone of Great Britain. See Chart of Geology.
  • Mountain linnet (Zool.), the twite.
  • Mountain magpie. (Zool.) (a) The yaffle, or green woodpecker. (b) The European gray shrike.
  • Mountain mahogany (Bot.) See under Mahogany.
  • Mountain meal (Min.), a light powdery variety of calcite, occurring as an efflorescence.
  • Mountain milk (Min.), a soft spongy variety of carbonate of lime.
  • Mountain mint. (Bot.) See Mint.
  • Mountain ousel (Zool.), the ring ousel; -- called also mountain thrush and mountain colley. See Ousel.
  • Mountain pride, or Mountain green (Bot.), a tree of Jamaica (Spathelia simplex), which has an unbranched palmlike stem, and a terminal cluster of large, pinnate leaves.
  • Mountain quail (Zool.), the plumed partridge ({Oreortyx pictus}) of California. It has two long, slender, plumelike feathers on the head. The throat and sides are chestnut; the belly is brown with transverse bars of black and white; the neck and breast are dark gray.
  • Mountain range, a series of mountains closely related in position and direction.
  • Mountain rice. (Bot.) (a) An upland variety of rice, grown without irrigation, in some parts of Asia, Europe, and the United States. (b) An American genus of grasses (Oryzopsis).
  • Mountain rose (Bot.), a species of rose with solitary flowers, growing in the mountains of Europe ({Rosa alpina}).
  • Mountain soap (Min.), a soft earthy mineral, of a brownish color, used in crayon painting; saxonite.
  • Mountain sorrel (Bot.), a low perennial plant ({Oxyria digyna} with rounded kidney-form leaves, and small greenish flowers, found in the White Mountains of New Hampshire, and in high northern latitudes. --Gray.
  • Mountain sparrow (Zool.), the European tree sparrow.
  • Mountain spinach. (Bot.) See Orach.
  • Mountain tobacco (Bot.), a composite plant ({Arnica montana}) of Europe; called also leopard's bane.
  • Mountain witch (Zool.), a ground pigeon of Jamaica, of the genus Geotrygon. [1913 Webster]

Definition of 'mountain ash'

From: GCIDE
  • Rowan tree \Row"an tree`\ [Cf. Sw. r["o]nn, Dan. r["o]nne, Icel. reynir, and L. ornus.] (Bot.) A european tree (Pyrus aucuparia) related to the apple, but with pinnate leaves and flat corymbs of small white flowers followed by little bright red berries. Called also {roan tree}, and mountain ash. The name is also applied to two American trees of similar habit (Pyrus Americana, and Pyrus sambucifolia). [1913 Webster]