This page has issues.
1. The obscene non-standard sub-nested definitions must go. Two meanings in a row can (and should) start with "# (Mathematics): "...
2. The military definition is the obsolete/dated meaning. The more common meaning is the edges (particularly the sides) of an assault team/the assult team's maneuver. This term is reused in American Football and Basketball. But I think this meaning is a back-formation from periphery/peripheral, which in turn, I think are derived terms of perimeter itself. Can such a circular etymology officially exist? How does one represent the time frames of such a progression?
--Connel MacKenzie 04:45, 27 May 2005 (UTC) (Dons flame-proof suit in preparation of numerous corrections to #2 and bizarre defense of #1.