IMMERSE, verb transitive immers'. [Latin immersus, from immergo; in and mergo, to plunge.] 1. To put under water or other fluid; to plunge; to dip. 2. To sink or cover deep; to cover wholly; as, to be immersed in a wood. 3. To plunge; to overwhelm; to involve; to engage deeply; as, to immerse in business or cares. It is impossible for a man to have a lively hope in another life, and yet be deeply immersed in the enjoyment of this.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI