What does "immersion" mean?

Immersion: Submersion in water for the purpose of Christian baptism, as, practiced by the Baptists.

Additional senses

  1. 2.The state of being overhelmed or deeply absorbed; deep engagedness. Too deep an immersion in the affairs of life. Atterbury.
  2. 3.(Astron.) The dissapearance of a celestail body, by passing either behind another, as in the occultation of a star, or into its shadow, as in the eclipse of a satellite; -- opposed to emersion. Immersion lens, a microscopic objective of short focal distance designed to work with a drop of liquid, as oil, between the front lens and the slide, so that this lens is practically immersed.

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