Source : Webster's Revised Unabridged Dictionary (1913)

Pulchritude \Pul"chri*tude\, n. [L. pulchritudo, fr. pulcher
   beautiful.]
   1. That quality of appearance which pleases the eye; beauty;
      comeliness; grace; loveliness.

            Piercing our heartes with thy pulchritude. --Court
                                                  of Love.

   2. Attractive moral excellence; moral beauty.

            By the pulchritude of their souls make up what is
            wanting in the beauty of their bodies. --Ray.

Source : WordNet®

pulchritude
     n : physical beauty (especially of a woman)