v.
Pronunciation: i- ' m ə rs
Function: transitive verb
Inflected Form: im · mersed ; im · mers · ing
Etymology: Middle English, from Latin immersus, past participle of immergere, from in- + mergere to merge
Date: 15th century
1 : to plunge into something that surrounds or covers especially : to plunge or dip into a fluid
2 : ENGROSS , ABSORB <completely immersed in his work>
3 : to baptize by immersion