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

saphenous \saphe"nous\, a. gr. ? manifest. anat.
   a manifest; -- applied to the two principal superficial
       veins of the lower limb of man.
   b of, pertaining to, or in the region of, the saphenous
       veins; as, the saphenous nerves; the saphenous opening,
       an opening in the broad fascia of the thigh through which
       the internal saphenous vein passes.
       1913 webster

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Saphenous, definition of term: Saphenous
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