immersion

(countable, uncountable) The act of immersing or the condition of being immersed.
(countable, uncountable) The act of immersing or the condition of being immersed.
(British, Ireland, countable, informal, uncountable) An immersion heater.
(countable, uncountable) A smooth map whose differential is everywhere injective, related to the mathematical concept of an embedding.
(countable, uncountable) The disappearance of a celestial body, by passing either behind another, as in the occultation of a star, or into its shadow, as in the eclipse of a satellite.
(countable, uncountable) A form of foreign-language teaching where the language is used intensively to teach other subjects to a student.
(countable, uncountable) One's suspension of disbelief while reading, playing a video game, etc. The experience of losing oneself in a fictional world.
(countable, uncountable) A creative relationship with one's social and ecological environment as practiced by the Brooklyn Immersionists.