...In anatomy, a meniscus (from Greek μηνίσκος meniskos, "crescent"μηνἲσκος, "small moon", is diminutive of μῄνη, "moon", from the root ma-, "measure", which reflects the fact the time was measured according to the phases of the moon. The word was also used for curved things in general, such as a necklace or a line of battle. (Lexicon of Orthopaedic Etymology, p 199)) is a crescent-shaped fibrocartilaginous structure that, in contrast to articular disks, only partly divides a joint cavityPlatzer (2004), p 208. In humans it is present in the knee, acromioclavicular, sternoclavicular, and temporomandibular jointsMeniscus, Stedman's (27th ed.); in other organisms they may be present in other joints (e.g. between the forearm bones of birds). A small meniscus also occurs in the radio-carpal joint. Read full entry

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