A strait or straits is a narrow, navigable channel of water that connects two larger navigable bodies of water. It most commonly refers to a channel of water that lies between two land masses, but it may also refer to a navigable channel through a body of water that's otherwise not navigable, for example because it's too shallow, or because it contains an unnavigable reef or archipelago. Terminology The terms channel, firth, pass or passage, and sound can be synonymous and used interchangeably… (More on Strait)