What does cayman mean?
A cayman is a large, carnivorous, semiaquatic reptile native to Central and South America, closely related to alligators and placed with them in the family Alligatoridae. Several species are recognized, including the widespread spectacled caiman and the black caiman of the Amazon basin, which ranks among the largest predators in its ecosystem. Caymans inhabit rivers, swamps, marshes, and lakes, feeding on fish, amphibians, and other animals, and they play an important ecological role as apex or near-apex predators in freshwater habitats. The spelling 'cayman' is a variant of the more common 'caiman', which is favored in scientific literature and most modern dictionaries. The word derives from an indigenous Caribbean term for these reptiles. Because the name is shared with the Cayman Islands — so called by early European explorers who found crocodilians there — the word sometimes surfaces in geographic contexts as well as natural history writing.
nounA cayman is a large semiaquatic reptile of Central and South America, belonging to the alligator family (Alligatoridae); it is a variant spelling of the standard form 'caiman'.
- A large predatory semiaquatic reptile of Central and South America related to alligators, especially any of several species such as the spectacled caiman or black caiman.
"From the riverbank we spotted a black cayman gliding silently through the shallows."
"Tourists on the Amazon cruise kept their hands well inside the boat after glimpsing a huge cayman near the bank."
"The wetlands reserve protects nesting grounds where spectacled caymans bask among water hyacinths."
The regular plural adds -s. Both 'caymans' and 'caimans' are acceptable, matching the spelling variant chosen.
"Dozens of caymans gathered at the river's edge during the dry season."
The name traces back to an indigenous Caribbean word for these armored river hunters — and it also happens to be the name of a tropical tax haven, though the island was named for the reptiles that once swarmed its waters.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of cayman
The word entered English in the late 16th to early 17th century through Spanish 'caimán', which itself came from a Cariban language of the Caribbean region, often cited as a form like 'acayuman'. Spanish and Portuguese colonizers applied it to the crocodilian reptiles they encountered in Central and South American rivers. English adopted the term with both 'caiman' and 'cayman' spellings, with 'caiman' now generally preferred.
How cayman is actually used
In modern dictionaries and scientific writing, 'caiman' is generally the preferred spelling, with 'cayman' treated as a variant. The word carries no figurative or informal uses; it appears almost exclusively in zoological, travel, or nature-writing contexts.
Easily confused with cayman
'Caiman' is the standard spelling of the reptile's name in most dictionaries, while 'cayman' is an accepted variant of the same word.
Cayenne refers to a hot pepper or the capital of French Guiana, not a crocodilian reptile.