verb (used with object), im·mersed, im·mers·ing.
- to plunge into or place under a liquid; dip; sink.
- to involve deeply; absorb: She is totally immersed in her law practice.
- to baptize by immersion.
- to embed; bury.
- (often foll by in) to plunge or dip into liquid
- (often passive often foll by in) to involve deeply; engrossto immerse oneself in a problem
- to baptize by immersion
early 15c. (implied in immersed), from Latin immersus, past participle of immergere “to plunge in, dip into” (see immersion). Related: Immersed; immersing; immersive.