noun a clear or unobstructed space or expanse of land or water
noun where the air is unconfined
noun information that has become public
verb start to operate or function or cause to start operating or functioning
verb begin or set in action, of meetings, speeches, recitals, etc.
verb spread out or open from a closed or folded state
verb make available
verb become available
verb display the contents of a file or start an application as on a computer
adjective affording unobstructed entrance and exit; not shut or closed
adjective open to or in view of all
adjective not having been filled
adjective accessible to all
adjective not defended or capable of being defended
adjective having no protecting cover or enclosure
adjective (set theory) of an interval that contains neither of its endpoints
adjective not brought to a conclusion; subject to further thought
adjective without undue constriction as from e.g. tenseness or inhibition
adjective ready or willing to receive favorably
adjective not requiring union membership
adjective openly straightforward and direct without reserve or secretiveness
adjective ready for business
Source: WordNet 3.1, Princeton University
