13-Letter Words Containing: G,I,R,A,R,D

• the process whereby hydrocarbon molecules of petroleum are broken down into kerosene and gasolene by the addition of hydrogen under high pressure in the presence of a catalyst

• remove carbon from (an engine)

• the science of the measurement and description and mapping of the surface waters of the earth with special reference to navigation

• of or relating to a cardiograph

• Any person involved in the production of video material, but especially a person who uses a video camera.

• To counteract the effects of previous programming or brainwashing, especially in an attempt to persuade (a person) to abandon allegiance to a cult.

• The removal of the programming instilled into a person by a religious, political, economic, or social group associated with the belief system.