aquatic

Adjective

• operating or living or growing in water
  • boats are aquatic vehicles
    
  • water lilies are aquatic plants
    
  • fish are aquatic animals
    

• relating to or consisting of or being in water
  • an aquatic environment
    

Noun

• a plant that lives in or on water

Related words

• Antonyms: 
  terrestrial , amphibious