from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The part of the wide lower course of a river where its current is met by the tides.
- n. An arm of the sea that extends inland to meet the mouth of a river.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Coastal water body where ocean tides and river water merge.
- n. An ocean inlet also fed by fresh river water.
from the GNU version of the Collaborative International Dictionary of English
- n. A place where water boils up; a spring that wells forth.
- n. A passage, as the mouth of a river or lake, where the tide meets the current; an arm of the sea; a frith.
- adj. Belonging to, or formed in, an estuary.
from The Century Dictionary and Cyclopedia
- n. An arm or inlet of the sea, particularly one that is covered by water only at high tide.
- n. That part of the mouth or lower course of a river flowing into the sea which is subject to tides; specifically, an enlargement of a river channel toward its mouth in which the movement of the tides is very prominent.
- n. A place where water boils up.
- Belonging to or formed in an estuary: as, estuary strata.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the wide part of a river where it nears the sea; fresh and salt water mix
He'll take a helicopter tour of the thin orange line of protective booms that divides thousands of acres of estuary from the toxic tides.
An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it.
You can fish from shore anywhere in estuary or the beach with fresh shrimp.
The Amazon estuary is a dynamic lowland consisting of Holocene (less than 10,000 years old) sediments surrounded by slightly older Tertiary deposits.
The resulting estuary is one of the planet's greatest fish incubators, providing a stream of prey that flows into the Gulf where it attracts legions of hungry predators.
Playa del Rey and the Huichol sacred island lie across an estuary from the customs house.
Officials have recorded 125 fish species in the Thames estuary, which is home to shellfisheries and provides nursing grounds for sole and bass.
The estuary is a place where incoming fresh water and ocean water mix, and the salinity can vary depending on the phase in the tidal cycle and the amount of rainfall.
Recent geologic factors that have shaped the estuary are the competing forces of rising sea level, which promotes inland migration of the estuary, and tectonic uplift, which reverses that trend.
The major rivers emptying into the estuary are the Coos and the Millicoma, which supply 66% of the fresh water entering the system.