subaquatic
1. [ adjective ] (biology) growing or remaining under water
Synonyms: submerged submersed underwater subaqueous
Examples:

"viewing subaqueous fauna from a glass-bottomed boat" "submerged leaves"

Related terms: biology aquatic
2. [ adjective ] (biology) partially aquatic; living or growing partly on land and partly in water
Synonyms: semiaquatic
Examples:

"a marginal subaquatic flora"

Related terms: biology aquatic
Similar spelling:   subacute