Final answer:
Aponeurosis is a broad, tendon-like sheet of connective tissue that attaches muscles to bones or other muscles.
Step-by-step explanation:
An aponeurosis refers to a broad, tendon-like sheet of connective tissue that attaches muscles to bones or other muscles. It is an indirect attachment to skeletal elements and is found in various places in the body, such as the lower back where the latissimus dorsi muscles fuse into an aponeurosis.