Immerse/ɪˈmɜːrs/ Definition 1 of 3Pro Tip 1/3Physical Action Immerse as a physical verb involves a complete or thorough action. They immersed the laboratory instruments in sterilizing liquid. Pro Tip 2/3Full Coverage When immersing something, ensure all parts are covered by the liquid. Immerse the strawberries entirely in chocolate to coat them well. Pro Tip 3/3Temporary State Immerse typically implies the object will be removed from the liquid after some time. The chef immersed the noodles in boiling water for five minutes.