Livelong
Pronunciation : Live"long`
Part of Speech : a.
Etymology : [For lifelong. Cf. Lifelong.]
Definition : 1. Whole; entire; long in passing; -- used of time, as day or night, in adverbial phrases, and usually with a sense of tediousness. The obscure bird Clamored the livelong night. Shak. How could she sit the livelong day, Yet never ask us once to play Swift.
2. Lasting; durable. [Obs.] Thou hast built thyself a livelong monument. Milton.
Source : Webster's Unabridged Dictionary, 1913