there is not any antonyms for atoll. I'm very sorry I have been searching the webfor about a week for this word and it is not found
the opposites of lagoon you need to know the meaning of atoll: a doughnut-shaped enclosing a lagoon.the oppisite is kind of like a small river or ravine/ stream.
bikini atoll
the oppsite of atoll is planet
Allot and atoll.
bikini atoll
Atoll is a noun.
A tropical lagoon is encircled by an atoll.
The Bikini Atoll is an atoll in the Marshall Islands and was the site of many American nuclear tests in the 1940s and 1950s.
A atoll
The population of Namu Atoll is 801.
Ailinginae Atoll's population is 0.
Midway Atoll was created in 1988.