παρεμ-πίπτω · parem-piptō — LSJ
creep in, effect an entrance, ἀρχαὶ π. λοιμῶν Democritei ap. Plu. QConv. 2.733d, cf. Pl. Chrm. 173d, LXX Wi. 7.25, Alciphr. 1.13 ; intrude, εἰς τὴν πολιτείαν Aeschin. 2.173 ; βραχέα σοφῷ τύχη -πίπτει Epicur. Sent. 16, cf. Plu. Fab. 19 ; παρεμπεσοῦσα ἡ σώματος φύσις πρὸς αὑτὴν ἡμᾶς εἵλκυσεν Plot. 6.9.9 ; of enemies, effect an entrance, Ph. Bel. 80.43 ; of humours, find their way, are diverted, Arist. GA 768b36.
in Logic, of a term, to be inserted, Id. APr. 42b8, APo. l.c.
Gramm., τὸ παρεμπῖπτον ἄρθρον the inserted article, A.D. Synt. 33.18.
Medic., of intercident critical days, Gal. 9.928.
of the intercident pulse, Ruf. Syn.Puls. 8.3, Gal. 8.525.
generally, intervene, μὴ δυναμένου παρεμπεσεῖν σημείου S.E. M. 9.423, cf. Plot. 5.3.11, Iamb. Myst. 1.4 : Geom., of a line, fall in between curve and tangent, Euc. 3.16, Apollon.Perg. Con. 1.32.
occur, present itself, Arist. GA 742b8 ; τὰ ἀεὶ -πίπτοντα Epicur. Ep. 1p.31U.; εὶ ἀμφισβήτησις παρεμπέσοι Hermog. Inv. 4.14.
fall under the head of, τινι Plu. Fat. 2.570f : abs., to be included in one form, A.D. Synt. 259.5, cf. 21.2