throughout (prep.) Copy link Outline 1. per (of space or time2. expr. by the acc. of time, without a prep., Lat. Gr. l. c.3. expr. by the abl. of time, Lat. Gr. § 322 • throughout (prep.): 1. per (of space or time: with expr. of time it is emphatic, Lat. Gr. § 249, Obs. 1): t. the whole city, p. totam urbem, Sall. C. 30: t. the winter, p. hiemem, Cat. R. R. 25. 2. expr. by the acc. of time, without a prep., Lat. Gr. l. c.: often strengthened by totus. 3. expr. by the abl. of time, Lat. Gr. § 322: they marched incessantly t. the night, tota nocte continenter ierunt, Caes. B. G. 1, 26.