ὕφεσις · hyphesis — LSJ
letting down, slackening, of strings in music, Plu. E apud Delph. 2.389e; τῆς φωνῆς Antyll. ap. Orib. 6.9.5; relaxation, σωμάτων μυωδῶν Gal. 19.403; of the pulse, Ruf. Syn.Puls. 6.5; lowering, τῶν ἀκοντίων Arr. Tact. 38.3.
complaisance, ἐπὶ τῶν πραγμάτων Plu. Ant. 24; πρὸς τοὺς φίλους Id. Praec. 2.808c; χάρις . . ὕφεσις ἀκριβείας ἐν δέοντι Favorin. ap. Gell. 1.3.27.
= ὑφαίρεσις III, A.D. Pron. 51.5, EM 36.33; ἡ ὕ. τῆς προθέσεως A.D. Conj. 247.12.
Arithm., subtraction, David Proll. 54.20; lowering of numbers, Ph. 1.187.
descent in the scale, abasement, Procl. in Prm. p.618 S., Inst. 29, al.; joined with ὑπόβασις (q. v.), Aristid. Quint. 3.10; κατὰ ὕφεσιν Dam. Pr. 34, cf. 69, 91; subordination, subjection as a form of relation, Elias in Porph. 203.5:—ἐν ὑφέσει· ἐν ἐλαττώσει, Hsch.