- the state of being tangent.
Origin of tangency
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
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.
An angle formed by a tangent and a chord drawn from the point of tangency is measured by half the intercepted arc.
The points of tangency, in Figure 54, become a decorative feature of the design.Industrial Arts Design
William H. Varnum