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"Section M, N, and O"


maser + pore (see Pore); or perh. F.
madrépore is rather from It. madrepora, and this
perh. fr. It. madre mother (see Mother) + Gr. &?; a
soft stone.] (Zoöl.) Any coral of the genus
Madrepora; formerly, often applied to any stony coral.


{ 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
.


Mad`re*po"ri*form (?), a.
[Madrepore + -form.] (Zoöl.)
Resembling a madreporian coral in form or structure.


Mad"re*po*rite (?), n. [Cf. F.
madréporite] 1. (Paleon.) A
fossil coral.


2. (Zoöl.) The madreporic plate
of echinoderms.


Ma*drier" (?), n. [F., from Sp.
madero, or Pg. madeiro, fr.


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