illumination
illumination
Definition
il·lu·mi·na·tion (i lo̵̅o̅′mə nā′s̸hən)
noun
- an illuminating or being illuminated; specif.,
- a lighting up; supplying of light
- clarification; explanation
- enlightenment; instruction
- decoration with lights
- decoration of manuscripts with designs, colors, etc.
- the intensity of light per unit of area
- the designs, tracings, etc. used in decorating manuscripts
- decorative lighting, as for a city
Etymology: ME illumynacyon < OFr illumination < LL illuminatio
illumination
Synonyms
illumination
n.
A light
gleam, flame, brilliance, lighting; see flash 1, light 1, 3.Instruction
teaching, education, information; see knowledge 1.Decoration
flourish, ornament, embellishment; see decoration 1, 2.
illumination
Usage Examples
Preposition: of
- spirit: The mind is made conscious by the reflected illumination of the spirit.
Converse of object
- adjust: The corded version is designed for LX200 and other telescopes that have a power output socket and handset controls for adjusting the reticle illumination.
- vary: The methods of illumination varied with circumstances, but all were of a very crude character.
- provide: In low light, the inbuilt photo light provides illumination to capture video or still images.
Adjective modifier
- oblique: Also a look at some rather bizarre 19th century microscopes which took the use of oblique illumination a bit too far!
- brightfield: Figure ( 1 ) was obtained with brightfield illumination.
- darkfield: It is very easy to make darkfield illumination yourself.
- dark-field: Dark-field illumination is also one of the most rewarding techniques.
- transmitted: The unit consists of a heated flat plate with central hole for transmitted illumination.
- dark-ground: Under the microscope, using dark-ground illumination, a single pollen covered filament can be seen to have spiked ridges.
Modifies a noun
- gradient: Consider another example image containing a strong illumination gradient.
- intensity: The field diaphragm controls the size of the illuminated field without affecting the illumination intensity of the area being observed.
- angle: For such a surface the brightness drops off rapidly away from the illumination angle.
- technique: DF exists already for many decades and matured into a well-understood and approved illumination technique.
Noun used with modifier
- darkfield: You can quickly change LEDs say from white to green for phase contrast or color darkfield illumination.
- brightfield: Normally, the flash exposure I would use with brightfield illumination would " freeze " the motion of the cilia.
- annunciator: This particular device is manufactured with a flat-topped LED to provide excellent wide angle viewing for switchtop and annunciator illumination.
- halogen: The range includes: StopClock Professional: the standard version suitable for almost all enlargers which use tungsten or halogen illumination.
- night-time: For the duration the streets have many night-time street illuminations, leading to it becoming a popular visiting place for the festival's duration.
- manuscript: If you would like to see a manuscript illumination of nuns in a wealthy convent, click here.
illumination Quotes
Painters who arenotcolourists produce illumination and not painting.
Politicians use statistics in the same way that a drunk uses lamp-postsöfor support rather than illumination.
Browse dictionary entries near illumination
- illuminati
- illuminated
- illuminate
- illuminant
- illuminance
- illume
- illogical
- illogic
- illocutionary
- illness
- illuminative
- illuminator
- illumine
- illuminism
- illus
- illusion
- illusionism
- illusionist
- illusive
- illusory
