1. 
   Osculating
   • (p. pr. & vb. n.) of Osculate
   Found op http://thinkexist.com/dictionary/meaning/osculating/
   
   
2. 
   osculating
   osculate, osculating, osculated 1. To touch with the lips or to press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc. 2. To touch with the lips or to press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.: ...
   Found op http://www.wordinfo.info/words/index/info/view_unit/1524/
   
   
3. 
   osculating
   To share the same tangent and curvature and at a given point, as in the case of two osculating curves. For example the curve y = x² and the x-axis osculate at the origin.
   Found op http://www.daviddarling.info/encyclopedia/O/osculating.html
   
   

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