ANCIENT TALK
'(<a href="http://www.j-archive.com/media/2006-09-26_DJ_28.jpg" target="_blank">Cheryl of the Clue Crew points out circles animated on a plot on the monitor.</a>)  On a <a href="http://www.j-archive.com/media/2006-09-26_DJ_28.jpg" target="_blank">curve</a>, the <a href="http://www.j-archive.com/media/2006-09-26_DJ_28a.jpg" target="_blank">circles</a> that <a href="http://www.j-archive.com/media/2006-09-26_DJ_28b.jpg" target="_blank">best</a> <a href="http://www.j-archive.com/media/2006-09-26_DJ_28c.jpg" target="_blank">approximate</a> the curvature at each point are called "osculating circles", from the Latin "osculare", to do this'
kiss