openness

noun

1. (uncountable, usually)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.

   “Francis riled conservative cardinals with his compassion for migrants and refugees, openness towards LGBTQ+ Catholics and demands for action on the climate crisis.”

2. (uncountable, usually)The degree to which a person, group, organization, institution, or society exhibits this liberal attitude or opinion.
3. (uncountable, usually)Lack of secrecy; candour, transparency.

   “"Instead of openness, there was the cunning tactics of cover-up and a complete failure by General De Chastelain to deal with the vital numerics of decommissioning," said Ian Paisley, 79, the Protestant preacher who heads the Democratic Unionists, Northern Ireland's largest party.”

4. (uncountable, usually)The 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.
5. (uncountable, usually)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.