immerse

To place within a fluid (generally a liquid, but also a gas).

Adjective

Immersed; buried; sunk.
- After a long enquiry of things immerse in matter, I interpose some object which is immateriate, or less materiate; such as this of sounds. - 1627 (indicated as 1626), Francis [Bacon], “(please specify the page, or...

Borrowed from Latin immersus, from immergō, from in + mergō.

To place within a fluid (generally a liquid, but also a gas).
- Archimedes determined the volume of objects by immersing them in water.
- ... the two plates of platinum immersed in oxygen and hydrogen gases - 1883, The Electrical Journal, page 501:
- Even after the process of germination has taken place, if the young plant be immersed in an atmosphere of either of those gases [hydrogen and nitrogen], vegetation and life will immediately cease. - 1841, William Rhind,...
Synonyms: submerge
To involve or engage deeply.
- The sculptor immersed himself in anatomic studies.
To map into an immersion.
- Thus, in mathematical terms a Klein bottle cannot be "embedded" but only "immersed" in three dimensions as an embedding has no self-intersections but an immersion may have them. - 2002, Kari Jormakka, Flying Dutchmen:...