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ray1 British & World English

Each of the lines in which light (and heat) may seem to stream from the sun or any luminous body, or pass through a small opening

ray2 British & World English

A broad flat marine or freshwater fish with a cartilaginous skeleton, wing-like pectoral fins, and a long slender tail. Many rays have venomous spines or electric organs

ray3 British & World English

(In tonic sol-fa) the second note of a major scale

ray English Thesaurus

misty rays of light shone through the trees

Ray New Oxford Dictionary for Writers & Editors

, Man (1890–1976), American photographer; born Emmanuel Rudnitsky

Ray, John British & World English

(1627–1705), English naturalist. Ray was the first to classify flowering plants into monocotyledons and dicotyledons, and he established the species as the basic taxonomic unit. His systematic scheme was not improved upon until that of Linnaeus

Ray, Man British & World English

(1890–1976), American photographer, painter, and film-maker; born Emmanuel Rudnitsky. A leading figure in the Dada and surrealist movements, he is known for his photographs in which images were manipulated and superimposed on one another

Ray, Satyajit British & World English

(1921–92), Indian film director, the first to bring Indian films to the attention of Western audiences. Notable films: Pather Panchali (1955)

X-ray British & World English

An electromagnetic wave of high energy and very short wavelength, which is able to pass through many materials opaque to light

ray in tonic sol-fa British & World English

A system of naming the notes of the scale (usually doh, ray, me, fah, soh, lah, te) used especially to teach singing, with doh as the keynote of all major keys and lah as the keynote of all minor keys

X-ray English Thesaurus

an X-ray of her left knee

Blu-ray British & World English

A format of DVD designed for the storage of high-definition video and data

ray gun British & World English

(In science fiction) a gun causing injury or damage by the emission of rays

death ray British & World English

(In science fiction) a beam or ray capable of killing

devil ray British & World English

A large long-tailed ray which has a fleshy horn-like projection on each side of the mouth. It occurs on or near the surface of warm seas and feeds on plankton

eagle ray British & World English

A large marine ray with long pointed pectoral fins, a long tail, and a distinct head

Kroc, Ray British & World English

(1902–84) US entrepreneur and philanthropist; full name Raymond Albert Kroc. In 1955, he began his franchise empire of McDonald’s fast-food restaurants

Bolger, Ray British & World English

(1904–87), US dancer and actor; full name Raymond Wallace Bolger. He is best known for his role as the scarecrow in The Wizard of Oz (1939)

cathode ray British & World English

A beam of electrons emitted from the cathode of a high-vacuum tube

Charles, Ray British & World English

(1930–2004), American pianist and singer; born Ray Charles Robinson. Totally blind from the age of 6, he drew on blues, jazz, and country music for songs such as ‘What’d I Say‘ (1959) and ’Georgia On My Mind' (1960)

cosmic ray British & World English

A highly energetic atomic nucleus or other particle travelling through space at a speed approaching that of light

Milland, Ray British & World English

(1907–86), US actor; born in Wales; born Reginald Alfred John-Truscott-Jones. His many movies include The Lost Weekend (1945), A Life of Her Own (1950), and Dial M for Murder (1954)

ray blight British & World English

A fungal disease of chrysanthemums that causes collapse and rotting of the leading shoot

ray floret British & World English

(In a composite flower head of the daisy family) any of a number of strap-shaped and typically sterile florets that form the ray. In plants such as dandelions the flower head is composed entirely of ray florets

visual ray British & World English

An imaginary line representing the path of light from an object to the eye

Bradbury, Ray British & World English

(1920–2012), American writer of science fiction; full name Raymond Douglas Bradbury. Notable works: The Martian Chronicles (short story collection, 1950) and Fahrenheit 451 (novel, 1951)

butterfly ray British & World English

A small ray of warm coastal waters with very broad triangular fins

electric ray British & World English

A sluggish bottom-dwelling marine ray that typically lives in shallow water and can produce an electric shock for the capture of prey and for defence

ordinary ray British & World English

(In double refraction) the ray that obeys the ordinary laws of refraction

X-ray fish British & World English

A small almost transparent freshwater fish with an opaque body cavity. Native to South America, it is popular in aquaria

X-ray tube British & World English

A device for generating X-rays by accelerating electrons to high energies and causing them to strike a metal target from which the X-rays are emitted

extraordinary ray British & World English

(In double refraction) the light ray that does not obey the ordinary laws of refraction

X-ray therapy British & World English

Medical treatment of a disease using controlled doses of X-rays

cathode ray tube British & World English

A high-vacuum tube in which cathode rays produce a luminous image on a fluorescent screen, used in televisions and computer terminals

Leonard, Sugar Ray British & World English

(1956-), US boxer; full name Ray Charles Leonard. Named "Fighter of the Decade" for the 1980s, he won five world titles in five different weight divisions

ray of sunshine British & World English

A person who brings happiness into the lives of others

ray-finned fish British & World English

A fish of a large group having thin fins strengthened by slender rays, including all bony fishes apart from the coelacanth and lungfishes

X-ray astronomy British & World English

The branch of astronomy concerned with the detection and measurement of high-energy electromagnetic radiation emitted by celestial objects

X-ray diffraction British & World English

The scattering of X-rays by the regularly spaced atoms of a crystal, useful in obtaining information about the structure of the crystal

X-ray microscope British & World English

An instrument that uses X-rays to produce a magnified image

X-ray telescope British & World English

A telescope designed to detect sources of X-rays

Robinson, Sugar Ray British & World English

(1920–89), American boxer; born Walker Smith. He was world welterweight champion and seven times middleweight champion

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