D defs.my
Entry 2 senses Webster, 1913

Submersion

/səb-mẽrzh'-ən/ · Sub·mer·sion · IPA /səbmˈɜrʒən/
01 n. The act of submerging, or putting under water or other fluid, or of causing to be overflowed; the act of plunging under water, or of drowning.
  1. 1.
    The act of submerging, or putting under water or other fluid, or of causing to be overflowed; the act of plunging under water, or of drowning.
  2. 2.
    The state of being put under water or other fluid, or of being overflowed or drowned.