tan·gen·tial 
/tænˈʤɛnʃəl/ adjective
/tænˈʤɛnʃəl/ adjective 1 formal : slightly or indirectly related to something : not closely connected to something
▪ Their romance is tangential to the book's main plot. ▪ a tangential point 2 geometry : relating to a tangent : in or along a tangent
▪ tangential force
▪ Their romance is tangential to the book's main plot. ▪ a tangential point
▪ tangential force
— tan·gen·tial·ly adverb
▪ tangentially related/involved
▪ tangentially related/involved
