osculate

Obedient then to Nature's law, With her they did associate, Squeeze tiny hands and osculate; Her tresses curled in fashion saw, And oft in whispers would impart A maiden's secrets—of the heart.

From Eugene Oneguine [Onegin] A Romance of Russian Life in Verse by Henry Spalding

V. be contiguous &c. adj.; join, adjoin, abut on, march with; graze, touch, meet, osculate, come in contact, coincide; coexist; adhere &c.

From Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

Therefore, the radius of the osculating circle is given by R = 1 = 1.

From Textbooks ● Mar. 30, 2016

Suppose we form a circle in the osculating plane of C at point P on the curve.

From Textbooks ● Mar. 30, 2016

The osculating circle is tangent to a curve at a point and has the same curvature as the tangent curve at that point.

From Textbooks ● Mar. 30, 2016

Find the equation of the osculating circle of the helix defined by the function y = x3 − 3x + 1 at x = 1.

From Textbooks ● Mar. 30, 2016

The position and velocity being given in all three co-ordinates, a certain osculating plane is determined for each instant in which the planet is moving at that instant.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7 "Arundel, Thomas" to "Athens" by Various