Definify.com

Webster 1913 Edition

Noun.

[L.

corallum

coral.]

(Min.)

A mineral substance or petrifaction, in the form of coral.

(Zool.)

One of the individual members of a compound coral; or that part formed by a single coral animal.

[Written also

corallet

Noun.

A mineral substance or petrifaction , in the form of coral; or a fossil polypier, larger than a corallinite.

corallite ‎(plural corallites)