\Ra"phe\ (r[=a]"f[-e]), n. [NL., fr. Gr. ? a seam or
suture, fr. ? to sew or stitch together.]
1. (Anat.) A line, ridge, furrow, or band of fibers,
especially in the median line; as, the raphe of the
tongue.
2. (Bot.) Same as {Rhaph?}.
 
Biology Dictionary
Definition:
The part of the stalk of an anatropousovule that is fused along the side of the ovule.