lack of restriction; accessibility

our hallmark was openness to all comers

the openness of the internet makes public debate more possible

lack of secrecy or concealment; frankness

a democratic society committed to openness and transparency

the quality of not being covered with buildings or trees

the openness of the Western landscape

(in sport) a style of play characterized by action which is spread out over the field

fitness levels have evolved to increase the speed and openness of the game