definition of
immersion

[1] #1 immersion n. [submergence, submerging, submersion] sinking until covered completely with water. wn

[2] #2 immersion n. [ingress] (astronomy) the disappearance of a celestial body prior to an eclipse. wn

[3] #3 immersion n. [concentration, engrossment, absorption] complete attention; intense mental effort. wn

[4] #4 immersion n. a form of baptism in which part or all of a person's body is submerged. wn

[5] #5 immersion n. [submersion, ducking, dousing] the act of wetting something by submerging it. wn