ray
IPA: rˈeɪ
noun
- A beam of light or radiation.
- (zoology) A rib-like reinforcement of bone or cartilage in a fish's fin.
- (zoology) One of the spheromeres of a radiate, especially one of the arms of a starfish or an ophiuran.
- (botany) A radiating part of a flower or plant; the marginal florets of a compound flower, such as an aster or a sunflower; one of the pedicels of an umbel or other circular flower cluster; radius.
- (obsolete) Sight; perception; vision; from an old theory of vision, that sight was something which proceeded from the eye to the object seen.
- (mathematics) A line extending indefinitely in one direction from a point.
- (colloquial) A tiny amount.
- A marine fish with a flat body, large wing-like fins, and a whip-like tail.
- (obsolete) Array; order; arrangement; dress.
- The letter ⟨/⟩, one of two which represent the r sound in Pitman shorthand.
- A surname transferred from the nickname.
- A diminutive of the male given name Raymond, also used as a formal given name.
- A diminutive of the female given name Rachel, more often spelled Rae.
- A number of places in the United States:
- A census-designated place in Coosa County, Alabama.
- A ghost town in Pinal County, Arizona.
- An unincorporated community in Fremont Township, Steuben County, Indiana and Branch County, Michigan.
- A township in Macomb County, Michigan.
- An unincorporated community in Koochiching County, Minnesota.
- A minor city in Williams County, North Dakota.
- A river in Buckinghamshire and Oxfordshire, England, which joins the River Cherwell.
- A river in north Wiltshire, England, which joins the Thames.
- A city near Tehran, Iran.
- (historical) a region and satrapy in ancient Iran located between the Alborz and Zagros mountain ranges and the Dasht-e Kavir desert; Rhagiana
- (music) Alternative form of re [(music) A syllable used in solfège to represent the second note of a major scale.]
verb
- (transitive) To emit something as if in rays.
- (intransitive) To radiate as if in rays.
- (transitive) To expose to radiation.
- (obsolete) To arrange.
- (now rare) To dress, array (someone).
- (obsolete) To stain or soil; to defile.
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Examples of "ray" in Sentences
- In operation, a plurality of rays is identified.
- A ray of blue light thrust out and stuck up through the clouds.
- Nor has our couch faded from the toxic UV rays beaming out of the lamps.
- The slow ray is the ray that has the highest effective refractive index.
- The normal vectors are the rays the light is traveling down in ray optics.
- I feel that this article is nearly effusive in its praise of Ray O. Light.
- In geometrical optics, a caustic is the envelope of a family of light rays.
- Yet, through all the gloom, I can see the rays of ravishing light and glory.
- Being stimulated by the stimulating rays, the phosphor emits detectable light.
- The ray is actually a beam of electrons traveling in the vacuum inside the tube.