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- Dictionarycoral/ˈkɒrəl/
noun
- 1. a hard stony substance secreted by certain marine coelenterates as an external skeleton, typically forming large reefs in warm seas: "a coral reef"
- 2. a sedentary coelenterate of warm and tropical seas, with a calcareous, horny, or soft skeleton. Most corals are colonial and many rely on the presence of green algae in their tissues to obtain energy from sunlight.
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a substance like rock, formed in the sea by groups of particular types of small animal, often used in jewellery: a coral bracelet / necklace. Singapore Photographer Imran Ahmad/Moment/GettyImages. a colour between orange and pink.
There are two main classifications for corals: hard coral (scleractinian and stony coral) which form reefs by a calcium carbonate base, with polyps that bear six stiff tentacles, and soft coral (Alcyonacea and ahermatypic coral) which are pliable and formed by a colony of polyps with eight feather-like tentacles.
May 31, 2024 · coral, any of a variety of invertebrate marine organisms of the class Anthozoa (phylum Cnidaria) that are characterized by skeletons—external or internal—of a stonelike, horny, or leathery consistency. The term coral is also applied to the skeletons of those animals, particularly to those of the stonelike corals. soft coral.
The meaning of CORAL is the calcareous or horny skeletal deposit produced by anthozoan or rarely hydrozoan polyps; especially : a richly red precious coral secreted by a gorgonian (genus Corallium). How to use coral in a sentence.
Coral definition: the hard, variously colored, calcareous skeleton secreted by certain marine polyps.. See examples of CORAL used in a sentence.
Oct 19, 2023 · Coral reefs are among the most complex and fascinating marine ecosystems in the sea, and they include a wide range of symbiotic relationships. Coral reefs are sometimes known as the “rainforests of the sea.” Nearly a quarter of all the fish in the sea rely on healthy coral reefs. Corals provide habitats for fish and other organisms in the ...
adjective. us / ˈkɔːr.əl / uk / ˈkɒr.əl / having a color between orange and pink: Paul wore pale gray pants with a coral T-shirt and black jacket. SMART Vocabulary: related words and phrases.
Apr 24, 2023 · Corals are invertebrates that belong to a large group of animals called Cnidaria, which are characterised by their stinging tentacles. These fascinating creatures are colonial organisms, which means many individual corals live and grow while connected to one another.
What are coral reefs? Coral can be found in tropical ocean waters around the world. But how much do you know about reefs and the tiny animals—polyps—that build them?
What are corals? Corals Tutorial. When corals are mentioned, most people think about clear, warm tropical seas and reefs filled with colorful fish. In fact, stony, shallow-water corals — the kind that build reefs — are only one type of coral. There are also soft corals and deep water corals that live in dark cold waters.
