[ tan-juh n-see ]
/ ˈtæn dʒən si /


the state of being tangent.

Origin of tangency

First recorded in 1810–20; tang(ent) + -ency
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tangency

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

    Industrial Arts Design|William H. Varnum
  • 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