ra·phe /ˈre(ˌ)fi/
  縫; 縫際; 種脊
  ra·phe /ˈrefɪ/ 名詞
  脊,種脊,珠脊,縫
  Ra·phe n.
  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 Rhaphe.
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  Rha·phe n.  Bot. The continuation of the seed stalk along the side of an anatropous ovule or seed, forming a ridge or seam. [Written also raphe.]
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  raphe
       n : a ridge that forms a seam between two parts [syn: rhaphe]
       [also: raphae (pl)]