Deltoid ( and Deltate )

Pronunciation key ( del′toid )

del•toid

adj.

Deltate

[Gr. deltoeidēs < delta (Δ) + eidos, form ].

1. Triangular, shaped like a delta.
2. Designates or of triangular shoulder muscle, responsible for raising the arm away from the side.

n.

1. This muscle.

Deltoid

References and Further Reading

Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005

Webster's New World Dictionary of the American Language (College Edition) ©1955

Zoology Quest: Chart of Leaf Shapes