A reef in relatively shallow, tropical seas composed chiefly of the skeletons of coral.
Webster's New World
Other Word Forms of Coral Reef
Coral Reef Sentence Examples
A coral reef lies across the entrance.
It is approached by a deep channel through the coral reef which fringes the entire eastern side of the island.
In some places along the coast there is a narrow strip of decomposed coral limestone; often, too, a coral reef has served to catch the sediment washed down the mountain side until a deep sedimentary soil has been deposited.
Evidence of recent elevation of the island is furnished by masses of coral reef and beach coral rock standing at heights of 40 ft.
A similar system could be used in SCUBA diving, coral reef conservation, salvage and marine archeology.