[1] : The Collaborative International Dictionary of English v.0.48

maple \ma"ple\ m=a"p'l, n. as. mapolder, mapulder, mapol;
   akin to icel. m"opurr; cf. ohg. mazzaltra, mazzoltra, g.
   massholder. bot.
   a tree of the genus acer, including about fifty species.
   acer saccharinum is the rock maple, or sugar maple,
   from the sap of which sugar is made, in the united states, in
   great quantities, by evaporation; the red maple or swamp
   maple is acer rubrum; the silver maple, acer
   dasycarpum, having fruit wooly when young; the striped
   maple, acer pennsylvanium, called also moosewood. the
   common maple of europe is acer campestre, the sycamore
   maple is acer pseudo-platanus, and the norway maple is
   acer platanoides.
   1913 webster

   note: maple is much used adjectively, or as the first part of
         a compound; as, maple tree, maple leaf, etc.
         1913 webster

   bird's-eye maple, curled maple, varieties of the wood of
      the rock maple, in which a beautiful lustrous grain is
      produced by the sinuous course of the fibers.

   maple honey, maple molasses, maple syrup, or maple
   sirup, maple sap boiled to the consistency of molasses.

   maple sugar, sugar obtained from the sap of the sugar maple
      by evaporation.
      1913 webster
see also:
acer acer saccharinum rock maple sugar maple red maple swamp maple 
acer rubrum silver maple acer dasycarpum striped maple acer pennsylvanium 
moosewood acer campestre sycamore maple acer pseudo-platanus norway maple 
acer platanoides bird's-eye maple curled maple maple honey maple molasses 
maple syrup maple sirup maple sugar 

[2] : WordNet (r) 2.0

rock maple
     n : maple of eastern and central north america having 3- to
         5-lobed leaves and hard close-grained wood much used for
         cabinet work especially the curly-grained form; sap is
         chief source of maple syrup and maple sugar; many
         subspecies syn: sugar maple, acer saccharum
see also:
sugar maple acer saccharum 

Maple >> M Words
Maple, definition of term: Maple
maple_pag1.html

Maple Syrup >> M Words
Maple Syrup, definition of term: Maple Syrup
maple+syrup_pag1.html

Maple Ridge >> M Words
Maple Ridge, definition of term: Maple Ridge
maple+ridge_pag1.html

Igneous Rock >> I Words
Igneous Rock, definition of term: Igneous Rock
igneous+rock_pag1.html

Japanese Maple >> J Words
Japanese Maple, definition of term: Japanese Maple
japanese+maple_pag1.html