The crossword solution for the term 'Parts with Irises' is UVEAS, which is an acronym for Uveal tract, Vascular tissue, Endothelium, Aqueous humor, and Sclera. The uveal tract is the pigmented layer of the eye, vascular tissue is the blood vessels, endothelium is the inner lining of the blood vessels, aqueous humor is the fluid in the front of the eye, and sclera is the white outer layer of the eye. All of these parts are associated with the iris, which is the colored part of the eye.