Definitions

1. proper noun

A bay located in the state of Florida, USA, known for being the largest estuary in the United States and the site of the city of Miami.

“The Biscayne National Park is a protected area located in the southeastern part of Florida, adjacent to Biscayne Bay.”

2. noun

A type of freshwater bay or estuary.

“Biscaynes are common in tropical and subtropical regions around the world.”