DICTIONARY ENTRY
6 SYLLABLES
sternocleidomastoid
Sternocleidomastoid has 6 syllables: ster · no · clei · do · mas · toid.
ster
01
no
02
clei
03
do
04
mas
05
toid
06
noun. One of two thick muscles running from the sternum and clavicle to the mastoid and occipital bone; turns head obliquely to the opposite side; when acting together they flex the neck and extend the head.
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