osculation Meaning, Definition & Usage

  1. noun (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent
  2. noun the act of caressing with the lips (or an instance thereof)
    buss; kiss.

WordNet

Os`cu*la"tion noun
Etymology
L. osculatio a kissing: cf. F. osculation.
Definitions
  1. The act of kissing; a kiss.
  2. (Geom.) The contact of one curve with another, when the number of consecutive points of the latter through which the former passes suffices for the complete determination of the former curve. Brande & C.

Webster 1913