The Collaborative International Dictionary of English v.0.48:

cedar \ce"dar\ (s[=e]"d[~e]r), n. [AS. ceder, fr. L. cedrus, Gr.
   ke`dros.] (Bot.)
   The name of several evergreen trees. The wood is remarkable
   for its durability and fragrant odor.
   [1913 Webster]

   Note: The cedar of Lebanon is the Cedrus Libani; the white
         cedar (Cupressus thyoides) is now called
         Cham[oe]cyparis sph[ae]roidea; American red cedar is
         the Juniperus Virginiana; Spanish cedar, the West
         Indian Cedrela odorata. Many other trees with
         odoriferous wood are locally called cedar.
         [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Cedar \Ce"dar\, a.
   Of or pertaining to cedar.
   [1913 Webster] cedar bird

WordNet (r) 3.0 (2006):

cedar
    n 1: any of numerous trees of the family Cupressaceae that
         resemble cedars [syn: cedar, cedar tree]
    2: durable aromatic wood of any of numerous cedar trees;
       especially wood of the red cedar often used for cedar chests
       [syn: cedar, cedarwood]
    3: any cedar of the genus Cedrus [syn: cedar, cedar tree,
       true cedar]

The Free On-line Dictionary of Computing (19 January 2023):

Cedar

   A superset of Mesa, from Xerox PARC, adding garbage
   collection, dynamic types and a universal pointer type (REF
   ANY).  Cedar is a large complex language designed for custom
   Xerox hardware and the Cedar operating system/environment.
   Data types are atoms, lists, ropes ("industrial strength"
   strings), conditions.  Multi-processing features include
   threads, monitors, signals and catch phrases.  It was
   used to develop the Cedar integrated programming environment.

   ["A Description of the Cedar Language", Butler Lampson, Xerox
   PARC, CSL-83-15 (Dec 1983)].

   ["The Structure of Cedar", D. Swinehart et al, SIGPLAN Notices
   20(7):230-244 (July 1985)].

   (1995-01-26)