Mahogany \Ma*hog"a*ny\, Mahogany tree \Ma*hog"a*ny tree`\, n.
   [From the South American name.]
   1. (Bot.) A large tree of the genus {Swietenia} ({Swietenia  Mahogoni}), found in tropical America.
      
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   Note: Several other trees, with wood more or less like
         mahogany, are called by this name; as, African mahogany
         ({Khaya Senegalensis}), Australian mahogany
         ({Eucalyptus marginatus}), Bastard mahogany ({Batonia  apetala} of the West Indies), Indian mahogany ({Cedrela  Toona} of Bengal, and trees of the genera {Soymida} and
         {Chukrassia}), Madeira mahogany ({Persea Indica}),
         Mountain mahogany, the black or cherry birch ({Betula  lenta}), also the several species of {Cercocarpus} of
         California and the Rocky Mountains.
         
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   2. The wood of the {Swietenia Mahogoni}. It is of a reddish
      brown color, beautifully veined, very hard, and
      susceptible of a fine polish. It is used in the
      manufacture of furniture.
      
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   3. A table made of mahogany wood. [Colloq.]
      
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   {To be under the mahogany}, to be so drunk as to have fallen
      under the table. [Eng.]

   {To put ones legs under some ones mahogany}, to dine with
      him. [Slang]
      
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Birch \Birch\ (b[~e]rch), n.; pl. {Birches} (-[e^]z). [OE.
   birche, birk, AS. birce, beorc; akin to Icel. bj["o]rk, Sw.
   bj["o]rk, Dan. birk, D. berk, OHG. piricha, MHG. birche,
   birke, G. birke, Russ. bereza, Pol. brzoza, Serv. breza, Skr.
   bh[=u]rja. [root]254. Cf. 1st {Birk}.]
   1. A tree of several species, constituting the genus
      {Betula}; as, the white or common birch ({Betula alba})
      (also called silver birch and lady birch); the dwarf birch
      ({Betula glandulosa}); the paper or canoe birch ({Betula  papyracea}); the yellow birch ({Betula lutea}); the black
      or cherry birch ({Betula lenta}).
      
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   2. The wood or timber of the birch.
      
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   3. A birch twig or birch twigs, used for flogging.
      
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   Note: The twigs of the common European birch (B. alba), being
         tough and slender, were formerly much used for rods in
         schools. They were also made into brooms.
         
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               The threatening twigs of birch.    --Shak.
         
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   4. A birch-bark canoe.
      
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   {Birch of Jamaica}, a species ({Bursera gummifera}) of
      turpentine tree.

   {Birch partridge}. (Zool.) See {Ruffed grouse}.

   {Birch wine}, wine made of the spring sap of the birch.

   {Oil of birch}.
      (a) An oil obtained from the bark of the common European
          birch ({Betula alba}), and used in the preparation of
          genuine (and sometimes of the imitation) Russia
          leather, to which it gives its peculiar odor.
      (b) An oil prepared from the black birch ({Betula lenta}),
          said to be identical with the oil of wintergreen, for
          which it is largely sold.
          
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