Barrier reef is a term used to describe a type of coral reef that is separated from the shore by a lagoon. These reefs are found in tropical and subtropical waters around the world, and are known for their beauty and biodiversity. In this article, we will explore the definition and meaning of barrier reef, its origin, associations, synonyms, antonyms, and example sentences.
Definitions
A barrier reef is a long, narrow, and mostly submerged coral reef that runs parallel to the coastline. It is separated from the shore by a shallow lagoon, which may be several kilometers wide. Barrier reefs can be several meters to several kilometers wide, and can extend for hundreds of kilometers. They are usually found in tropical and subtropical waters, where the water is warm and clear.
Origin
The origin of barrier reefs is still a subject of debate among scientists. Some believe that they are formed by the growth of coral reefs on the edge of a continental shelf, while others think that they are formed by the subsidence of a volcanic island. Whatever the origin, barrier reefs are an important part of the marine ecosystem, providing habitat for a wide range of marine life.
Meaning in different dictionaries
According to the Oxford English Dictionary, a barrier reef is “a coral reef running parallel to the shore and separated from it by a lagoon.” Merriam-Webster defines it as “a coral reef that runs parallel to the shore and is separated from it by a lagoon.” The Cambridge English Dictionary defines it as “a long, narrow coral reef that is separated from the land by a lagoon.”
Associations
Barrier reefs are often associated with tropical and subtropical waters, warm temperatures, and clear water. They are also associated with biodiversity, as they provide habitat for a wide range of marine life, including fish, sea turtles, and sharks. Barrier reefs are also associated with tourism, as they are popular destinations for snorkeling, diving, and other water sports.
Synonyms
Synonyms of barrier reef include coral reef, fringing reef, atoll, and shoal.
Antonyms
Antonyms of barrier reef include continental shelf, abyssal plain, and seamount.
The same root words
The word barrier comes from the Old French barriere, meaning “obstacle.” Reef comes from the Middle Dutch rif, meaning “rocky shore.” Together, barrier reef refers to a rocky obstacle that runs parallel to the shore.
Example Sentences
- The Great Barrier Reef is the largest coral reef system in the world.
- We went snorkeling on the barrier reef and saw a variety of colorful fish.
- The barrier reef protects the shore from strong waves and currents.
- The atoll was once a barrier reef that surrounded a volcanic island.
- The fringing reef extends from the shore to the edge of the continental shelf.