Dictionary entry

Madreporian

Webster's Dictionary 1913

{ Mad′re‐po″ri‐an (?), Mad′re‐po″ric (?), } a.(Zoöl.) Resembling, or pertaining to, the genus Madrepora.

Madreporic plate(Zoöl.), a perforated plate in echinoderms, through which water is admitted to the ambulacral tubes; — called also madreporic tubercule.