13-Letter Words Containing: _,A,D,O,P,R,R,S

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

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

• a secret listener to private conversations

• the position of moderator

• the process of making a radiograph; producing an image on a radiosensitive surface by radiation other than visible light

• photography that uses other kinds of radiation than visible light