Deltoid
Deltoid , adjective
[Greek deltoeidh`s delta- shaped; de`lta the name of the letter D + e'i^dos form: compare French deltoide. See Delta.]
1.
Shaped like the Greek D (delta); delta-shaped; triangular.
Collocations (2)
Deltoid leaf (Botany) , a leaf in the form of a triangle with the stem inserted at the middle of the base.
Deltoid muscle (Anatomy) , a large triangular muscle covering the shoulder joint, which serves to raise the arm directly upward.
2.
of or pertaining to the deltoid muscle.
Deltoid , noun
[see deltoid, a.]
the deltoid muscle.