My Vocabulary

Archipelago (n) a large group of islands.

Atoll (n) a coral island in the shape of a ring.
Coral (n) a pink, red or white rocklike substance that is formed from the bones of small marine organisms.

Scuba (n) the sport of swimming under water while breathing from a container of air on your back; the equipment used to breathe under water.

Reef (n) a line of hard rocks formed by coral, found in warm, shallow ocean water.

Snorkel (v) to swim using a tube that allows one to breathe air from the surface while under water.

E1 Nino (n phr) a warming of the Pacific Ocean's surface near the west coast of South America, affecting the weather around the world.

Divemaster (n) a very experienced scuba diver who is qualified to instruct and lead others on scuba diving trips.