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tangency

[tan-juh n-see]
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noun
  1. the state of being tangent.
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Origin of tangency

First recorded in 1810–20; tang(ent) + -ency
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tangency

Historical Examples

  • It is not certain, for instance, whether Euclid meant that the circles could not cut at some other point than that of tangency.

    The Teaching of Geometry

    David Eugene Smith

  • An angle formed by a tangent and a chord drawn from the point of tangency is measured by half the intercepted arc.

    The Teaching of Geometry

    David Eugene Smith

  • The points of tangency, in Figure 54, become a decorative feature of the design.

    Industrial Arts Design

    William H. Varnum