1. [ adjective ] operating or living or growing in water

"boats are aquatic vehicles" "water lilies are aquatic plants" "fish are aquatic animals"

Related terms: terrestrial amphibious semiaquatic subaqueous marine
2. [ adjective ] relating to or consisting of or being in water

"an aquatic environment"

Related terms: water
3. [ noun ] (botany) a plant that lives in or on water
Related terms: plant
Similar spelling:   aquatics