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annulus fibrosus

annulus fi·bro·sus

noun \-fī-ˈbrō-səs, -fi-\

: a ring of fibrous or fibrocartilaginous tissue (as of an intervertebral disk or surrounding an orifice of the heart)

annulus fi·bro·sus also an·u·lus fi·bro·sus \ˈan-yə-ləs-\

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