Upahacca (˚ -- ) [ger. of upahanti] -- 1. spoiling, impairing, defiling J v.267 (manaŋ) -- 2. reducing, cutting short; only in phrase upahacca -- parinibbāyin "coming to extinction after reducing the time of rebirths (or after having almost reached the destruction of life") S v.70, 201 sq.; A i.233 sq.; iv.380; Pug 17 (upagantvā kālakiriyaŋ āyukkhayassa āsane ṭhatvā ti attho Pug A 199); Nett 190. -- The term is not quite clear; there seems to have existed very early confusion with upapacca > upapajja > uppajja, as indicated by BSk. upapadya -- parinirvāyin, and by remarks of C. on Kvu 268, as quoted at Kvu trsln. 158, 159.

Pali-English Dictionary, TW Rhys Davids, William Stede,