D defs.my
Entry 3 senses Webster, 1913

Immersed

/ĭmˌ-ẽrst'/ · Im·mersed · IPA /ˌɪmˈɜrst/
01 p. p. & a. Deeply plunged into anything, especially a fluid.
  1. 1.
    Deeply plunged into anything, especially a fluid.
  2. 2.
    Deeply occupied; engrossed; entangled.
  3. 3.
    Growing wholly under water.(Bot.)