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Synonyms

cay

American  
[kay, kee] / keɪ, ki /

noun

  • cays
    plural
  1. a small low island; key.


cay British  
/ kiː, keɪ /

noun

  1. Also called: key. a small low island or bank composed of sand and coral fragments, esp in the Caribbean area

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

cay Scientific  
/ kē,kā /
  1. A small, low island composed largely of coral or sand.

  2. Also called key


Other Word Forms

Noun Inflected Forms

Etymology

Origin of cay

1700–10; < Spanish cayo; see key 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

From the point of view of the Philippines this, and the fact that Pagasa is solid land, not a partially submerged reef or sandy cay, strengthens its legal claims in the area.

From BBC ● May 20, 2025

One person from the missing vessel spent 30 hours in the water before also being washed ashore at Bedwell Island, a small sandy cay within the Clarke Reef coral atoll.

From Reuters ● Apr. 19, 2023

And rising sea levels and storm surges led to the recent extinction of a rodent species called Bramble Cay melomys, which lived on a remote cay in the northern Great Barrier Reef, the report said.

From Seattle Times ● Feb. 28, 2022

It comes three years after a more detailed declaration by the state government of Queensland, which itself followed an exhaustive search of the cay seeking any evidence of the species’ existence.

From Scientific American ● Mar. 21, 2019

Otherwise, how could they have lived with water lapping over the entire cay?

From "The Cay" by Theodore Taylor

Staniel Cay is in the Exumas, an archipelago of hundreds of cays and islands in the outer Bahamas, beginning about thirty-five miles southeast of Nassau.

From Salon ● Jul. 27, 2023

Nicaraguan soldiers began preparing the evacuation of inhabitants of islands and cays around the town of Sandy Bay Sirpi.

From Seattle Times ● Oct. 8, 2022

The reef’s unrivalled size and diversity – almost 4,000 reefs, cays and islands stretching for more than 2,000 kilometres – gives it extra resilience, he says.

From The Guardian ● Apr. 4, 2020

The Exumas — a north-south string of some 365 sand-fringed cays between Nassau and Long Island — were largely spared.

From New York Times ● Dec. 16, 2019

“But you said you knew about the banks and die cays that are near the banks.”

From "The Cay" by Theodore Taylor

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