Definitions
Wide river mouth where fresh water mixes with sea water.
Word origin
From Latin aestuarium (“creek”, “estuary of a river”).
Used in a sentence
“The railway then follows the widening estuary of the river, which at high tide has the appearance of a lake, but at low water presents a rather cheerless expanse of dark mud.”
“Many of them would move to the new private housing estates springing up further east along the Thames Corridor, where they would learn to 'speak Estuary'.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Tidal river mouth”7 letters
02“River-mouth inlet”7 letters
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