συγκεφαλαίωσις
From LSJ
τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses
English (LSJ)
εως, ἡ,
A summing up, summary, Pl.Def.415b, Plb.9.32.6; τῶν εἰρημένων Phld.Rh.1.79 S.; σ. τῶν ἐπὶ μέρους εἰς τὸ καθόλου S.E.M.7.224; sum of numbers, Nicom.Ar.1.8, cf. Gal.18(2).652; entry in a register, PLond.2.259.56 (i A.D.), etc.