red coral

Noun red coral has 2 senses

• red coral(n = noun.substance) coral, precious coral - the hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and is used for jewelry;
is a kind of opaque gem

• red coral(n = noun.animal) - corals of especially the Mediterranean having pink or red color used for ornaments and jewelry;
is a kind of gorgonian, gorgonian coral