11-Letter Words Containing: O,R,O,O,N,S,_,_

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

• A brawl or fracas; a scene of chaos.

• painting done in a range of tones of a single color

• a black-and-white photograph or slide

• having or appearing to have only one color

• the condition of being a child without living parents

• pantropical climber having white fragrant nocturnal flowers

• A protein involved in muscle contraction. It is related to myosin and occurs together with troponin in the thin filaments of muscle tissue.

• being a person