the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Anthozoa Actinozoa > non-specific types > stone-coral (3)
Zoology. A polyp the substance of which is stony or calcareous, as some corals.
hard or sclerodermatous (as distinguished from sclerobasic), or massive (as distinguished from branching) coral.
= stone-coral n. at stone, n. compounds 2b.