What is the meaning of coral?

noun

• A variable color averaging a deep pink.
• The hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and is used for jewelry.
  • synonyms: red coral, precious coral
• Unfertilized lobster roe; reddens in cooking; used as garnish or to color sauces.
• Marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs.

adjective

• Of a strong pink to yellowish-pink color. .