12-Letter Words Containing: _,E,H,N,O,R,U

• The diphenol para-dihydroxy benzene, used as a mild reducing agent in photographic developing; isomeric with catechol and resorcinol.

• abnormal presence of air in the pleural cavity resulting in the collapse of the lung; may be spontaneous (due to injury to the chest) or induced (as a treatment for tuberculosis)

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

• not endowed with authority

• without official authorization

• a check that restrains another check

• something that checks the correctness of a previous check

• oppose or check by a counteraction

• check a second time

• To work as a laborer on an oil rig