subaquatic has definitions from the field of biology
1
[ adjective ] (biology) growing or remaining under water

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

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