Source : Webster's Revised Unabridged Dictionary (1913)

Hellespont \Hel"les*pont\, n. [L. Hellespontus, Gr. ?; ? the
   mythological Helle, daughter of Athamas + ? sea.]
   A narrow strait between Europe and Asia, now called the
   {Daradanelles}. It connects the [AE]gean Sea and the sea of
   Marmora.