'Definable' definitions:

Definition of 'definable'

(from WordNet)
adjective
Capable of being defined, limited, or explained; "definable terms"; "definable rules"

Definition of 'Definable'

From: GCIDE
  • Definable \De*fin"a*ble\, a. [From Define.] Capable of being defined, limited, or explained; determinable; describable by definition; ascertainable; as, definable limits; definable distinctions or regulations; definable words. -- {De*fin"a*bly}, adv. [1913 Webster]