Term: camera lucida: an optical device consisting of an attachment that enables an observer to view simultaneously the image and a drawing surface for sketching it
Broader: optical device: a device for producing or controlling light | Unrelated: mossad: the Israeli foreign intelligence agency
Broader: optical device: a device for producing or controlling light | Unrelated: herd: a group of cattle or sheep or other domestic mammals all of the same kind that are herded by humans
Broader: optical device: a device for producing or controlling light | Unrelated: supervisory program: a program that controls the execution of other programs
Broader: optical device: a device for producing or controlling light | Unrelated: chemical: material produced by or used in a reaction involving changes in atoms or molecules
Broader: optical device: a device for producing or controlling light | Unrelated: vermis: the narrow central part of the cerebellum between the two hemispheres
Broader: optical device: a device for producing or controlling light | Unrelated: shoot: a new branch
Broader: optical device: a device for producing or controlling light | Unrelated: fixture: an object firmly fixed in place (especially in a household)
Broader: optical device: a device for producing or controlling light | Unrelated: gypsy: a member of a people with dark skin and hair who speak Romany and who traditionally live by seasonal work and fortunetelling; they are believed to have originated in northern India but now are living on all continents (but mostly in Europe, North Africa, and North America)
Broader: optical device: a device for producing or controlling light | Unrelated: walker: a light enclosing framework (trade name Zimmer) with rubber castors or wheels and handles; helps invalids or the handicapped or the aged to walk
Broader: optical device: a device for producing or controlling light | Unrelated: babushka: a woman's headscarf folded into a triangle and tied under the chin; worn by Russian peasant women