verb (used without object), im·merged, im·merg·ing.
- to plunge, as into a fluid.
- to disappear by entering into any medium, as the moon into the shadow of the sun.
verb (used with object), im·merged, im·merg·ing.
- Archaic. to immerse.
- an archaic word for immerse
1620s, “immerse, plunge” (rare), from Latin immergere “to dip, plunge” (see immersion). Related: Immerged; immerging.