subtangent Hear it!

subtangent definition

sub·tan·gent (sub tan′jənt)

noun

Geom. the segment of the x-axis included between the ordinate of a given point on a curve and the tangent at that point

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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