estero

noun
es·​te·​ro | \ eˈste(ˌ)rō\
plural -s

Definition of estero

: an estuary or inlet especially when marshy specifically : a tidal channel used as a drainage canal in populated districts

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History and Etymology for estero

Spanish, from Latin aestuarium

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More from Merriam-Webster on estero

Spanish Central: Translation of estero

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