Linguistics. the property of unity in a written text or a segment of spoken discourse that stems from links among its surface elements, as when words in one sentence are repeated in another, and especially from the fact that some words or phrases depend for their interpretation upon material in preceding or following text, as in the sequence Be ...
Coral, a small marine animal that has a stony skeleton and lives in colonies. The gradual accumulation of coral skeletons over a period of thousands of years results in the formation of coral reefs. The Coral Animal. Coral animals, or polyps, are small coelenterates that resemble miniature sea anemones.
Coral sand is the limestone exoskeletons of millions of coral, smashed by relentless ocean waves. Sand on continental coasts is mostly eroded sedimentary rock. Coral sand is lighter, finer, and softer than sedimentary sand. A reef is a ridge of material at or near the surface of the ocean. Reefs can occur naturally.