immersion

n. submersion, act of covering with a liquid; baptism; state of being engrossed in some activity, absorption; ingress, eclipse (Astronomy)

Immersion can refer to:Immersion lithography or immersion microscopy, optical techniques in which liquid is between the objective and image plane in order to raise numerical apertureImmersion baptism, where the entire body is placed below waterLanguage immersionImmersion (mathematics), a smooth map whose differential is everywhere injective, related to the mathematical concept of an embeddingTelepresence, also called teleimmersionImmersion (virtual reality)Immersion Corporation, a haptic technology developerImmersion Games, A Colombian video game developerImmersion heater, a kind of water heater
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Immersion /im·mer·sion/ 1. the plunging of a body into a liquid. 2. the use of the microscope with the object and object glass both covered with a [more]Immersion - Community and Resources

Noun
1. sinking until covered completely with water
(synonym) submergence, submerging, submersion
(hypernym) sinking
(hyponym) dip
2. (astronomy) the disappearance of a celestial body prior to an eclipse
(synonym) ingress
(antonym) egress, emersion
(hypernym) disappearance
(part-holonym) eclipse, occultation
(classification) astronomy, uranology
3. complete attention; intense mental effort
(synonym) concentration, engrossment, absorption
(hypernym) attention
(hyponym) focus, focusing, focussing, direction, centering
(derivation) steep, immerse, engulf, plunge, engross, absorb, soak up
4. a form of baptism in which part or all of a person's body is submerged
(hypernym) baptism
(hyponym) trine immersion
5. the act of wetting something by submerging it
(synonym) submersion, ducking, dousing
(hypernym) wetting
(derivation) plunge, immerse

n. submersion, immersion, diving