deltoids
noun /ˈdeltɔɪdz/
/ˈdeltɔɪdz/
(also informal delts
[plural] (anatomy) /delts/
/delts/
)- the thick muscles that are triangular in shape and cover the shoulder jointsTopics Bodyc2Word Originmid 18th cent.: from French deltoïde, or via modern Latin from Greek deltoeidēs.