LIVELONG, adjective liv'long. [live and long.] 1. Long in passing. How could she sit the livelong day, yet never ask us once to play? 2. Lasting; durable; as a livelong monument. [Not used.] 3. A plant of the genus Sedum.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI