fibrocartilage

noun

fi·​bro·​car·​ti·​lage ˌfī-(ˌ)brō-ˈkärt-ᵊl-ij, -ˈkärt-lij 

: cartilage in which the matrix except immediately about the cells is largely composed of fibers like those of ordinary connective tissue

also : a structure or part composed of such cartilage

fibrocartilaginous

-ˌkärt-ᵊl-ˈaj-ə-nəs 

adjective