PhiladelphianPhil`a*del"phi*an\, a. [Gr. filadelfia brotherly love, from fila`delfos brotherly; fi`los loved, loving, friendly + 'adelfo`s brother.] Of or pertaining to Ptolemy Philadelphus, or to one of the cities named Philadelphia, esp. the modern city in Pennsylvania.
PhiladelphianPhil`a*del"phi*an\, n. 1. A native or an inhabitant of Philadelphia. 2. (Eccl. Hist.) One of a society of mystics of the seventeenth century, -- called also the Family of Love. --Tatler.