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Deltoid
//ˈdɛɫtɔɪd// adj, noun
Definitions
Adjective
- 1 In the shape of the uppercase Greek letter delta (Δ); triangular. not-comparable
- 2 In the shape of the uppercase Greek letter delta (Δ); triangular.; Of a triangular or roughly triangular shape and attached to the stem via the side. not-comparable
- 3 Of or pertaining to the deltoid muscle. not-comparable
Adjective
- 1 triangular or suggesting a capital delta, with a point at the apex wordnet
Noun
- 1 The deltoid muscle, a triangular muscle on the human shoulder.
- 2 a large triangular muscle covering the shoulder joint and serving to abduct and flex and extend and rotate the arm wordnet
- 3 The deltoid ligament, a triangular ligament on the human ankle.
- 4 A kite (quadrilateral having two pairs of edges of equal length, the edges of each pair touching each other at one end).
- 5 A deltoid curve (hypocycloid with three cusps).
Etymology
Etymology 1
From Latin deltoideus, which was in turn from Ancient Greek adjective δελτοειδής (deltoeidḗs). See also: δέλτα (délta), the fourth letter of the Greek alphabet.
Etymology 2
From Latin deltoideus, which was in turn from Ancient Greek adjective δελτοειδής (deltoeidḗs). See also: δέλτα (délta), the fourth letter of the Greek alphabet.
See also for "deltoid"
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