deltoid muscle

/ˌdɛlˈtɔɪd ˌmʌsəl/
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Other forms: deltoid muscles

Definitions of deltoid muscle
  1. noun
    a large triangular muscle covering the shoulder joint and serving to abduct and flex and extend and rotate the arm
    synonyms: deltoid, musculus deltoideus
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    type of:
    skeletal muscle, striated muscle
    a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
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