'ice-free' definitions:

Definition of 'ice-free'

(from WordNet)
adjective
Free of ice and open to travel; "an ice-free channel in the river"

Definition of 'ice-free'

From: GCIDE
  • ice-free \ice-free\ adj. free of ice and open to travel; -- of water routes; as, an ice-free channel in the river. [WordNet 1.5]