11-Letter Words Containing: O,H,O,R,E

• Any of a class of pigments that control most photomorphogenic responses in higher plants

• an antimalarial drug used to treat malaria and amebic dysentery and systemic lupus erythematosus

• toxic to the kidney

• a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun

• Any of a number of eicosanoids, related to prostaglandin, that have a role in the clotting of blood

• surgical procedure in which spinal nerve roots are cut; done (anterior roots) to relieve intractable pain or (posterior roots) to stop severe muscle spasms