The state of being engrossed; concentration or preoccupation.
The fact or instance of preparing the final draft legal document for execution or completion.
Such document that has not yet been executed or completed.
Deep engagement in something.
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.
The total submerging of a person in water as an act of baptism.
An immersion heater.
A smooth map whose differential is everywhere injective, related to the mathematical concept of an embedding.
One's suspension of disbelief while reading, playing a video game, etc. The experience of losing oneself in a fictional world.
A form of foreign-language teaching where the language is used intensively to teach other subjects to a student.