capital & chief town of French Guiana, on the Atlantic
The capital of French Guiana, in the northeast part at the mouth of the Cayenne River. Founded by the French (1643), it was the center of a penal colony from the 1850s until the 1940s.
(countable and uncountable, plural cayennes)
- Cayenne pepper.
- What's the difference between a cayenne and a jalapeno?
- His barbeque sauce could use a hint of cayenne to heat it up a bit.
- The capital city of French Guiana.