1. Noun
A place where water boils up; a spring that wells forth.
2. Noun
A passage, as the mouth of a river or lake, where the tide meets the current; an arm of the sea; a frith.
3. Adjective
Belonging to, or formed in, an estuary; as, estuary strata.
4. Noun
the wide part of a river where it nears the sea; fresh and salt water mix
Vocabulary classified under Biology
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