deltoid

deltoid
    adj 1: triangular or suggesting a capital delta, with a point at
           the apex
    n 1: a large triangular muscle covering the shoulder joint and
         serving to abduct and flex and extend and rotate the arm
         [syn: {deltoid}, {deltoid muscle}, {musculus deltoideus}]
    

Deltoid \Del"toid\, a. [Gr. deltoeidh`s delta- shaped; de`lta
   the name of the letter [Delta] + e'i^dos form: cf. F.
   delto["i]de. See {Delta}.]
   1. Shaped like the Greek [Delta] (delta); delta-shaped;
      triangular.
      [1913 Webster]

   {Deltoid leaf} (Bot.), a leaf in the form of a triangle with
      the stem inserted at the middle of the base.

   {Deltoid muscle} (Anat.), a large triangular muscle covering
      the shoulder joint, which serves to raise the arm directly
      upward.
      [1913 Webster]

   2. of or pertaining to the {deltoid muscle}.
      [PJC]
    

Deltoid \Del"toid\, n. [see {deltoid}, a.]
   the {deltoid muscle}.
   [PJC]
    

79 Moby Thesaurus words for "deltoid":
      centrifugal, cuneate, cuneated, cuneiform, delta-shaped, deltalike,
      divaricate, divaricating, divergent, diverging, fan-shape,
      fan-shaped, fanlike, fanned, fanning, flabelliform, flared,
      flaring, open, outspread, outstretched, oxygonal, palmate,
      palmated, patulous, splay, splayed, splaying, spraddled,
      spraddling, sprangled, sprangling, sprawling, sprawly, spread,
      spreading, stretched-out, three, three-cornered, three-dimensional,
      three-footed, three-in-one, three-pronged, three-sided, triadic,
      trial, triangular, triangulate, triarch, trichotomous, tricorn,
      tricornered, tricuspid, trident, tridental, trifid, triflorate,
      triflorous, trifurcate, trigonal, trigonoid, trigrammatic,
      trihedral, trilateral, trimerous, trinal, trine, triparted,
      tripartite, triple, triplex, tripodic, triquetral, triquetrous,
      trisected, triune, unfolded, wide-open, widespread