Word Meanings - IRRADIATION - Book Publishers vocabulary database

The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on

Additional info about word: IRRADIATION

The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, esp. when a little out of focus. (more info) 1. Act of irradiating, or state of being irradiated. 2. Illumination; irradiance; brilliancy. Sir W. Scott. 3. Fig.: Mental light or illumination. Sir M. Hale.

Related words: (words related to IRRADIATION)

• RETINALITE
  A translucent variety of serpentine, of a honey yellow or greenish yellow color, having a waxy resinlike luster.
• WHITECAP
  The European redstart; -- so called from its white forehead. The whitethroat; -- so called from its gray head. The European tree sparrow. 2. A wave whose crest breaks into white foam, as when the wind is freshening.
• WHITE-FRONTED
  Having a white front; as, the white-fronted lemur. White- fronted goose , the white brant, or snow goose. See Snow goose, under Snow.
• WHITE FLY
  Any one of numerous small injurious hemipterous insects of the genus Aleyrodes, allied to scale insects. They are usually covered with a white or gray powder.
• WHITESTER
  A bleacher of lines; a whitener; a whitster.
• WHITE-HEART
  A somewhat heart-shaped cherry with a whitish skin.
• OBJECTIVENESS
  Objectivity. Is there such a motion or objectiveness of external bodies, which produceth light Sir M. Hale
• GROUNDWORK
  That which forms the foundation or support of anything; the basis; the essential or fundamental part; first principle. Dryden.
• WHITESIDE
  The golden-eye.
• BRIGHT
  See I
• GROUNDEN
  p. p. of Grind. Chaucer.
• WHITE-EAR
  The wheatear.
• WHITEBLOW
  See WHITLOW
• ENLARGEMENT
  1. The act of increasing in size or bulk, real or apparent; the state of being increased; augmentation; further extension; expansion. 2. Expansion or extension, as of the powers of the mind; ennoblement, as of the feelings and character; as, an
• LIGHTSOME
  1. Having light; lighted; not dark or gloomy; bright. White walls make rooms more lightsome than black. Bacon. 2. Gay; airy; cheering; exhilarating. That lightsome affection of joy. Hooker. -- Light"some*ly, adv. -- Light"some*ness, n. Happiness
• OBJECTIST
  One who adheres to, or is skilled in, the objective philosophy. Ed. Rev.
• LIGHT-ARMED
  Armed with light weapons or accouterments.
• STIMULATION
  The irritating action of various agents on muscles, nerves, or a sensory end organ, by which activity is evoked; especially, the nervous impulse produced by various agents on nerves, or a sensory end organ, by which the part connected with the
• WHITEWING
  The chaffinch; -- so called from the white bands on the wing. The velvet duck.
• WHITEWALL
  The spotted flycatcher; -- so called from the white color of the under parts.
• MISGROUND
  To found erroneously. "Misgrounded conceit." Bp. Hall.
• SLIGHTNESS
  The quality or state of being slight; slenderness; feebleness; superficiality; also, formerly, negligence; indifference; disregard.
• LIGHT
  licht, OHG. lioht, Goth. liuhap, Icel. lj, L. lux light, lucere to 1. That agent, force, or action in nature by the operation of which upon the organs of sight, objects are rendered visible or luminous. Note: Light was regarded formerly
• DELIGHTING
  Giving delight; gladdening. -- De*light"ing*ly, adv. Jer. Taylor.
• HEPPELWHITE
  Designating a light and elegant style developed in England under George III., chiefly by Messrs. A.Heppelwhite & Co.
• DRUMMOND LIGHT
  A very intense light, produced by turning two streams of gas, one oxygen and the other hydrogen, or coal gas, in a state of ignition, upon a ball of lime; or a stream of oxygen gas through a flame of alcohol upon a ball or disk of lime; -- called
• UNDERGROUND INSURANCE
  Wildcat insurance.
• PLAYGROUND
  A piece of ground used for recreation; as, the playground of a school.