wedge-shaped

from WordNet (r) 3.0 (2006)

wedge-shaped
    adj 1: (of a leaf shape) narrowly triangular, wider at the apex
           and tapering toward the base [syn: {cuneate}, {wedge-
           shaped}]
    2: shaped like a wedge [syn: {wedge-shaped}, {cuneal},
       {cuneiform}]

from The Collaborative International Dictionary of English v.0.48

Wedge-shaped \Wedge"-shaped`\, a.
   1. Having the shape of a wedge; cuneiform.
      [1913 Webster]

   2. (Bot.) Broad and truncate at the summit, and tapering down
      to the base; as, a wedge-shaped leaf.
      [1913 Webster]

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