mcol>'92olian harp, '92olian lyre, a musical instrument consisting of a box, on or in which are stretched strings, on which the wind acts to produce the notes; -- usually placed at an open window. Moore. -- '92olian mode (Mus.), one of the ancient Greek and early ecclesiastical modes.>A`'89r*ol"o*gy (#), n. [A'89ro- + -logy: cf. F. a'82rologie.] That department of physics which treats of the atmosphere.