Palus

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Palus \Pa"lus\, n.; pl. {Pali}. [L., a stake.] (Zool.)
     One of several upright slender calcareous processes which
     surround the central part of the calicle of certain corals.
     [1913 Webster]