Definition of inlet in US English:



  • 1A small arm of the sea, a lake, or a river.

    • ‘Hire a boat in Halong City to take you as far from shore as possible, and simply meander among the islands, fjords and inlets.’
    • ‘In the east, in complete contrast, there is a dramatic and wildly beautiful rocky coastline broken by a multitude of bays, inlets and sea lochs.’
    • ‘Bays, inlets and ocean-flooded river valleys are all examples of estuaries.’
    • ‘It marks the longest day of the year and is celebrated with bonfires along the country's lakes, rivers, and fjords (narrow inlets of the sea, bordered by steep cliffs).’
    • ‘They must always be taken into consideration, especially where you are passing channels from ocean inlets, deep creeks or rivers.’
    • ‘Leaving Plymouth at the head of a small fleet, Hawkyns seized four Spanish ships off the Western Sahara before turning his attention to the more heavily populated estuaries, rivers and inlets to the south.’
    • ‘Born in South Australia in 1857 he grew up in a small wooden cottage on the banks of the American River, an inlet on Kangaroo Island.’
    • ‘Cruise through New Zealand's many breathtaking lakes and inlets or catch a whale or dolphin passing by on watching tours.’
    • ‘To begin with, they had limited local knowledge of coasts, inlets, harbors, river systems, ports, tides, and water depth.’
    • ‘During migration and winter, they inhabit beaches, mudflats, shallow estuaries, and inlets.’
    • ‘At the beginning of the Middle Ages, they may have reached as high as 5 in in the center, and they gradually sloped down to the sand and clay soils of the rivers and sea inlets.’
    • ‘She's from Port Fairy, Australia, born along with the town in 1810 when the captain of the cutter Fairy took shelter in a verdant inlet made by a river and fell in love with the place.’
    • ‘The Asian topmouth gudgeon - notorious for its breeding rates - is already thriving in Britain's lakes and rivers, including inlets to the River Ouse in North Yorkshire.’
    • ‘If you look at a map of the west coast of Norway, the first thing you'll notice is the thousands of inlets, fjords and islands.’
    • ‘Thoreau lists Goose Pond, which is an inlet in the Concord River, and White Pond.’
    • ‘Her two boats worked inshore as beach survey teams carried out preparatory work, including plotting the gradient profile of beaches earmarked for landings as well as mapping river inlets and neighbouring paths.’
    • ‘That's because she has traveled many of the nation's lakes, rivers and inlets behind the helm of her 34-foot Silverton, Buy the Hour.’
    • ‘Dublin, in case we have forgotten, is built on the inlet of a large river and is surrounded by numerous bays and inlets and has a vast well-sheltered harbour.’
    • ‘The best day out is a drive south into the desert as far as the Inland Sea, a tidal inlet that forms the border with Saudi Arabia.’
    • ‘It is a land of undulating hills and hollows, dips and drumlins, rivers, inlets, estuaries and lakes, dotted with homes and barns.’
    arm of the sea, cove, bay, bight, creek, estuary, fjord, sound
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  • 2A place or means of entry.

    ‘an air inlet’
    • ‘The hardest design problem on the airplane was making the engine air inlet and ejector work properly.’
    • ‘Small, round standard fog lamps are tucked into the lower air inlet.’
    • ‘The container had a gauze-covered air inlet in one wall and a similar outlet in the opposite wall.’
    • ‘A special air inlet modifies the airflow into the engine, which is mounted atop the fuselage, reducing air turbulence before it reaches the engine inlet.’
    • ‘To heat any given space, the cold air must be removed and circulated through the heater; therefore, the inlet must be ducted so it is on or near the floor.’
    • ‘A shot or two of this in the carburetor air inlet will do wonders.’
    • ‘On a calm day, ventilation is mostly achieved by the stack effect, whereby warm air generated by the livestock rises and is expelled through the opening in the roof apex and is replaced by fresh air drawn in at the eave inlets.’
    • ‘The cold air inlet to the heating system is the key to efficiency and comfort.’
    • ‘The measuring locations can be adjacent an outdoor air inlet, a partial return air inlet, or heating and cooling coils of a heating, ventilation, and air conditioning unit.’
    • ‘When you push the head piece down, the inlet slides below the seal, opening a passage from the inside of the can to the outside.’
    • ‘There is one more drawback that you should be aware of: the vent inlets are all in the bottom of the case and you can block them unintentionally if you put the notebook on your laps.’
    • ‘Staff members should know where shutoff valves are located, how and when to use them, and what to do when outlets and inlets look damaged.’
    • ‘Air was supplied to each inlet via a manifold connected to a 500 mL charcoal filter and continuous duty diaphragm air compressor.’
    • ‘The coolant then flows from the inlet to the outlet through many tubes mounted and arranged in a parallel pattern.’
    • ‘The grille is connected to the shroud of the radiator so it also called as the radiator grille or the radiator air inlet.’
    • ‘Along one edge we find a flattened area used to mount the push fit fittings and blanked holes for the inlets and outlets.’
    • ‘The chamber consisted of separate inlets for smoke and fresh air.’
    • ‘Then we see if there are any inlets (building sewer entrances) and place the rings so they will not encumber the sewer's floor operation.’
    • ‘When lagoon water is irrigated, the suction inlet should be near the bottom.’
    • ‘Some of the things that influence range are very subtle, such as poor seals on cooling doors or small pockets of disturbed air around the engine inlets.’
    vent, flue, shaft, conduit, duct, channel, pipe, pipeline, passage, tube
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  • 3(chiefly in tailoring and dressmaking) an inserted piece of material.


Middle English (denoting admission): from in + the verb let.