OPENNESS
receptiveness, receptivity, openness
(noun) willingness or readiness to receive (especially impressions or ideas); “he was testing the government’s receptiveness to reform”; “this receptiveness is the key feature in oestral behavior, enabling natural mating to occur”; “their receptivity to the proposal”
openness, nakedness
(noun) characterized by an attitude of ready accessibility (especially about one’s actions or purposes); without concealment; not secretive
openness
(noun) without obstructions to passage or view; “the openness of the prairies”
Source: WordNet® 3.1
Etymology
Noun
openness (usually uncountable, plural opennesses)
Accommodating attitude or opinion, as in receptivity to new ideas, behaviors, cultures, peoples, environments, experiences, etc, different from the familiar, conventional, traditional, or one's own.
The degree to which a person, group, organization, institution, or society exhibits this liberal attitude or opinion.
Lack of secrecy; candour, transparency.
(computing, education) degree of accessibility to view, use, and modify in a shared environment with legal rights generally held in common and preventing proprietary restrictions on the right of others to continue viewing, using, modifying and sharing.
(systems theory) The degree to which a system operates with distinct boundaries across which exchange occurs capable of inducing change in the system while maintaining the boundaries themselves.
Synonyms
• (accommodating attitude or opinion): open-mindedness, approachability
Source: Wiktionary
O"pen*ness, n.
Definition: The quality or state of being open.
Source: Webster’s Unabridged Dictionary 1913 Edition