an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare
a degree or grade of excellence or worth; "the quality of students has risen"; "an executive of low caliber"
a characteristic property that defines the apparent individual nature of something; "each town has a quality all its own"; "the radical character of our demands"
high social status; "a man of quality"
of high social status; "people of quality"; "a quality family"