avidity
NounWordNet 3.0
Webster's Dictionary (GCIDE)
Avidity \A*vid"i*ty\, n. [L. aviditas, fr. avidus: cf. F. avidit['e]. See Avid.] Greediness; strong appetite; eagerness; intenseness of desire; as, to eat with avidity. [1913 Webster]
His books were received and read with avidity. --Milward. [1913 Webster]