aponeurosis noun. [apǝnjʊ'rǝʊsɪs] Pl. -roses [-'rǝʊsi:z]. L17.
[mod. Latin from Greek aponeurōsis, from APO- + neuron sinew + -OSIS.]
Anatomy. A sheet of pearly-white fibrous tissue which takes the place of a tendon in sheetlike muscles having a wide area of attachment.

■ aponeurotic adjective pertaining to or of the nature of an aponeurosis M18.

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