deltoid

• POS: Noun
• HYPHEN: del=toid

OXFORD DICTIONARY

deltoid, adj. & n.
--adj. triangular; like a river delta.
--n. (in full deltoid muscle) a thick triangular muscle covering the shoulder joint and used for raising the arm away from the body.

Etymology

F delto{iuml}de or mod.L deltoides f. Gk deltoeides (as DELTA, -OID)

THESAURUS

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