DELTOID
deltoid
Noun
- The deltoid muscle, a triangular muscle on the human shoulder.
 - The deltoid ligament, a triangular ligament on the human ankle.
 
Adjective
- In the shape of the upper case Greek letter delta Δ; triangular.
 - Of, or connected with the
 - Of a triangular or roughly triangular shape and attached to the stem via the side.
 
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