Definition of deltoids:
(n) :
(anatomy) The deltoid muscle, a triangular muscle on the human shoulder.
(n) :
(anatomy) The deltoid ligament, a triangular ligament on the human ankle.
(adj) :
In the shape of the uppercase Greek letter delta (Δ); triangular.
(adj) :
(botany, of leaves) Of a triangular or roughly triangular shape and attached to the stem via the side.
(n) :
(geometry) A kite (quadrilateral having two pairs of edges of equal length, the edges of each pair touching each other at one end).
(n) :
(geometry) A deltoid curve (hypocycloid with three cusps).