raphe defined in 1951 yearraphe - raphe;
raphe - (1) In seeds formed from anatropous ovules, longitudinal ridge marking position of adherent funicle. (2) In Diatoms, longitudinal slit in valve, varying in form and structure; associated with power of movement of these organisms.
near raphe in Knolik
definition of word "raphe" was readed 900 times