\Or`ga*nol"o*gy\, n. [Organ + -logy: cf. F. organologie.] 1. The science of organs or of anything considered as an organic structure. The science of style, as an organ of thought, of style in relation to the ideas and feelings, might be called the organology of style. --De Quincey. 2. That branch of biology which treats, in particular, of the organs of animals and plants. See {Morphology}.