submersion > define

noun

• Sinking until covered completely with water.
  • synonyms: submergence, submerging, immersion
• The act of wetting something by submerging it.
  • synonyms: immersion, ducking, dousing

• (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.
• (n.) The state of being put under water or other fluid or of being overflowed or drowned.