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Photologic
a.
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Alt. of Photological
Photological
a.
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Pertaining to photology, or the doctrine of light.
Photologist
n.
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One who studies or expounds the laws of light.
Photology
n.
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The doctrine or science of light, explaining its nature and phenomena; optics.
Photomagnetic
a.
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Of or pertaining to photomagnetism.
Photomagnetism
n.
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The branch of science which treats of the relation of magnetism to light.
Photomechanical
a.
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Pertaining to, or designating, any photographic process in which a printing surface is obtained without the intervention of hand engraving.
Photometer
n.
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An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
Photometric
a.
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Alt. of Photometrical
Photometrical
a.
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Of or pertaining to photometry, or to a photometer.
Photometrician
n.
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One engaged in the scientific measurement of light.
Photometry
n.
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That branch of science which treats of the measurement of the intensity of light.
Photomicrograph
n.
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An enlarged or macroscopic photograph of a microscopic object. See Microphotograph.
Photomicrograph
n.
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A microscopically small photograph of an object.
Photomicrography
n.
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The art of producing photomicrographs.
Photophobia
n.
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A dread or intolerance of light.
Photophone
n.
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An apparatus for the production of sound by the action of rays of light.
Photophonic
a.
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Of or pertaining to photophone.
Photophony
n.
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The art or practice of using the photophone.
Photopsia
n.
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An affection of the eye, in which the patient perceives luminous rays, flashes, coruscations, etc. See phosphene.
Photopsy
n.
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Same as Photopsia.
Photorelief
n.
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A printing surface in relief, obtained by photographic means and subsequent manipulations.
Photoscope
n.
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Anything employed for the observation of light or luminous effects.
Photoscopic
a.
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Of or pertaining to the photoscope or its uses.
Photosculpture
n.
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A process in which, by means of a number of photographs simultaneously taken from different points of view on the same level, rough models of the figure or bust of a person or animal may be made with great expedition.
Photosphere
n.
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A sphere of light; esp., the luminous envelope of the sun.
Photospheric
a.
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Of or pertaining to the photosphere.
Phototonus
n.
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A motile condition in plants resulting from exposure to light.
Phototropic
a.
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Same as Heliotropic.
Phototype
n.
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A plate or block with a printing surface (usually in relief) obtained from a photograph; also, any one of the many methods of processes by which such a printing surface is obtained.