'Rockiness' definitions:

Definition of 'rockiness'

(from WordNet)
noun
The quality of abounding in rocks and stones; "due to the rockiness of the land it was quickly dry even after a heavy rain"

Definition of 'Rockiness'

From: GCIDE
  • Rockiness \Rock"i*ness\, n. [From Rocky.] The state or quality of being rocky. [1913 Webster]