OSCULATORY

osculatory. Osculatory, a. pertaining to kissing or contact

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Os″cu‐la‐to‐ry (?), a. 1. 1. Of or pertaining to kissing; kissing. “The osculatory ceremony.” Thackeray.
2. 2. (Geom.) Pertaining to, or having the properties of, an osculatrix; capable of osculation; as, a circle may be osculatory with a curve, at a given point.
Osculatory circle. (Geom.) See Osculating circle of a curve, under Circle. — Osculatory plane (to a curve of double curvature), a plane which passes through three successive points of the curve. — Osculatory sphere (to a line of double curvature), a sphere passing through four consecutive points of the curve.