Look up: Halo

1. 
   halo
   [n] - a circle of light around the sun or moon
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   Halo
   A ring of light that appears around the Sun or Moon. It is produced by refraction in ice crystals. See also: Moon, Sun.
   Found on http://www.diracdelta.co.uk/science/sour
   
   
3. 
   halo
   Radiance encircling the heads of saints and holy persons in art. It is also called an aureole, especially when surrounding the whole figure. It may have originated in Egyptian art, where the Sun god...
   Found on http://www.thehistorychannel.co.uk/site/
   
   
4. 
   Halo
   A light line around object edges in a image, produced by the USM (sharpening) technique.
   Found on http://www.rodsmith.org.uk/photographic%
   
   
5. 
   Halo
   Ha'lo (hā'lo) noun ; plural Halos (-lōz). [ Latin halos , acc. halo , Greek 'a`lws a thrashing floor, also (from its round shape) the disk of the sun or moon, and later a halo round it; confer Greek e'ily`ein to enfold, 'ely`ein to roll round, Latin volvere , and English voluble .] 1. A luminous circ ...
   Found on http://www.encyclo.co.uk/webster/H/8
   
   
6. 
   Halo
   Ha'lo transitive verb & i. [ imperfect & past participle Haloed (-lōd); present participle & verbal noun Haloing .] To form, or surround with, a halo; to encircle with, or as with, a halo. « The fire That haloed round his saintly brow.» Southey.
   Found on http://www.encyclo.co.uk/webster/H/8
   
   
7. 
   halo
   <radiobiology> The cold, dense plasma formed outside the last closed flux surface during a vertical displacement event. The large currents which flow through this plasma stop the displacement and transfer the force to the vacuum vessel. If care is not taken in design, the halo currents can be large enough to threaten the structural integrity ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
8. 
   Halo
   `Halo` may refer to: *Halo (religious iconography), a ring of light that surrounds an object in religious iconography *Halo (optical phenomenon), a ring of light that surrounds an object *Halo (medicine), used to immobilize cervical neck (spinal) fractures *Halo (comics), a DC Comics superhero *Halo (horse), an American thoroughbred racehorse *Halo (visualization technique), a computer interface technique that uses arcs to point users to off-scr...
   Found on http://en.wikipedia.org/wiki/Halo
   
   
9. 
   HaLo
   `HaLo` (`Ayako Hirakata`) is a Japanese J-Pop musician. Hirakata can be heard on Lori Carson's `The Finest Thing`. Hirakata has also worked with Kate St John and Sid Griffin, and has a separate recording career in Japan. Hirakata, Ayako
   Found on http://en.wikipedia.org/wiki/HaLo
   
   
10. 
    halo
    (ha´lo) a circular structure, such as a luminous circle seen surrounding an object or light. Fick halo a colored circle appearing around a light, experienced by wearers of contact lenses. halo glaucomatosus , glaucomatous halo a narrow ligh...
    Found on http://www.mercksource.com/pp/us/cns/cns
    
    
11. 
    Halo
    • (n.) A colored circle around a nipple; an areola. • (n.) A circle of light; especially, the bright ring represented in painting as surrounding the heads of saints and other holy persons; a glory; a nimbus. • (n.) A luminous circle, usually prismatically colored, round the sun or moon, and supposed to be caused by the refraction of ...
    Found on http://thinkexist.com/dictionary/meaning
    
    
12. 
    halo
    (from the article `comet`) The large atomic hydrogen halo detected up to 107 kilometres from the nucleus is simply a large coma visible in ultraviolet (Lyman-alpha line). It is ...
    Found on http://www.britannica.com/eb/a-z/h/8
    
    
13. 
    halo
    any of a wide range of atmospheric optical phenomena that result when the Sun or Moon shines through thin clouds composed of ice crystals. These ... [1 related articles]
    Found on http://www.britannica.com/eb/a-z/h/8
    
    
14. 
    halo
    in art, radiant circle or disk surrounding the head of a holy person, a representation of spiritual character through the symbolism of light. In ... [2 related articles]
    Found on http://www.britannica.com/eb/a-z/h/8
    
    
15. 
    Halo
    A light line around object edges in a image, produced by the USM (sharpening) technique
    Found on http://www.digitalexposure.ca/sub1.html
    
    
16. 
    HALO
    The ring of light that seems to encircle the sun or moon when veiled by cirrus clouds. To produce this phenomena, the ice crystals must be in a heterogeneous arrangement to refract the sunlight. The most commonly observed is a halo that forms at a 22° radius, although another one at 46° radius may also be seen.
    Found on http://www.weather.com/glossary/h.html
    
    
17. 
    Halo
    A ring or arc of coloured or white light that encircles the sun or moon when seen through a cloud of ice crystals. Halos are produced by the refraction of light. The most commonly observed halo forms at a 22 degrees radius from the sun/moon. One at 46 degrees radius may also be seen.
    Found on http://www.islandnet.com/~see/weather/ge
    
    
18. 
    halo
    halo, in art: see nimbus.
    Found on http://www.infoplease.com/ce6/ent/A09141
    
    
19. 
    halo
    halo, in meteorology, short-lived circles or arcs, and less commonly spikes and crosses, of colored or whitish light surrounding the moon or sun or in clouds as seen from above. A halo occurs when the light from the sun or the moon is refracted and reflected by ice crystals in the atmosphere, usuall...
    Found on http://www.infoplease.com/ce6/weather/A0