a cavity or passage in a tubular organ; "the lumen of the intestine"
a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
having little or no weight or apparent gravitational pull; light; "floating freely in a weightless condition"; "a baby bat...fluffy and weightless as a moth"; "jackets made of a weightless polyester fabric"
clothing that is a grey color; "he was dressed in grey"
any organization or party whose uniforms or badges are grey; "the Confederate army was a vast grey"
Englishman who as Prime Minister implemented social reforms including the abolition of slavery throughout the British Empire (1764-1845)
Queen of England for nine days in 1553; she was quickly replaced by Mary Tudor and beheaded for treason (1537-1554)
United States writer of western adventure novels (1875-1939)
of an achromatic color of any lightness intermediate between the extremes of white and black; "the little grey cells"; "gray flannel suit"; "a man with greyish hair"
intermediate in character or position; "a grey area between clearly legal and strictly illegal"
used to signify the Confederate forces in the American Civil War (who wore grey uniforms); "a stalwart grey figure"
showing characteristics of age, especially having grey or white hair; "whose beard with age is hoar"-Coleridge; "nodded his hoary head"
the basic unit of luminous intensity adopted under the Systeme International d'Unites; equal to 1/60 of the luminous intensity per square centimeter of a black body radiating at the temperature of 2,046 degrees Kelvin
examine eggs for freshness by holding them against a light
cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
any of the stiff bony rods in the fin of a fish
a branch of an umbel or an umbelliform inflorescence
(mathematics) a straight line extending from a point
emit as rays; "That tower rays a laser beam for miles across the sky"