Meaning of raphe

ra•phe

Pronunciation: (rā'fē), [key]
— pl. -phae
  1. a seamlike union between two parts or halves of an organ or the like.
    1. (in certain ovules) a ridge connecting the hilum with the chalaza.
    2. a median line or slot on a cell wall of a diatom.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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