ETER'NALLY, adverb Without beginning or end of duration, or without end only. 1. Unchangeably; invariably; at all times. That which is morally good must be eternally and unchangeably so. 2. Perpetually; without intermission; at all times. Where western gales eternally reside.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI