Amphoteric :: Amphoteric (a.) Partly one and partly the other; neither acid nor alkaline; neutral.

Astrophotography :: Astrophotography (n.) The application of photography to the delineation of the sun, moon, and stars..

Chromophotography :: Chromophotography (n.) The art of producing photographs in colors.

Chromophotolithograph :: Chromophotolithograph (n.) A photolithograph printed in colors.

Diaphote :: Diaphote (n.) An instrument designed for transmitting pictures by telegraph.

Euphotide :: Euphotide (n.) A rock occurring in the Alps, consisting of saussurite and smaragdite; -- sometimes called gabbro..

Graphotype :: Graphotype (n.) A process for producing a design upon a surface in relief so that it can be printed from. Prepared chalk or oxide of zinc is pressed upon a smooth plate by a hydraulic press, and the design is drawn upon this in a peculiar ink which hardens the surface wherever it is applied. The surface is then carefully rubbed or brushed, leaving the lines in relief..

Holophotal :: Holophotal (a.) Causing no loss of light; -- applied to reflectors which throw back the rays of light without perceptible loss.

Holophote :: Holophote (n.) A lamp with lenses or reflectors to collect the rays of light and throw them in a given direction; -- used in lighthouses.

Lithophotography :: Lithophotography (n.) Same as Photolithography.

Microphotograph :: Microphotograph (n.) A microscopically small photograph of a picture, writing, printed page, etc..

Microphotograph :: Microphotograph (n.) An enlarged representation of a microscopic object, produced by throwing upon a sensitive plate the magnified image of an object formed by a microscope or other suitable combination of lenses..

Microphotography :: Microphotography (n.) The art of making microphotographs.

Morphotic :: Morphotic (a.) Connected with, or becoming an integral part of, a living unit or of the morphological framework; as, morphotic, or tissue, proteids..

Nonphotobiotic :: Nonphotobiotic (a.) Capable of living without light; as, nonphotobiotic plant cells, or cells which habitually live in darkness..

Nymphotomy :: Nymphotomy (n.) Excision of the nymphae.

Photic :: Photic (a.) Relating to the production of light by the lower animals.

Photics :: Photics (n.) The science of light; -- a general term sometimes employed when optics is restricted to light as a producing vision.

Photo :: Photo (n.) A contraction of Photograph.

Photo- :: Photo- () A combining form from Gr. fw^s, fwto`s, light; as, photography, phototype, photometer..

Photo-electric :: Photo-electric (a.) Acting by the operation of both light and electricity; -- said of apparatus for producing pictures by electric light.

Photo-electrotype :: Photo-electrotype (n.) An electrotype plate formed in a mold made by photographing on prepared gelatine, etc..

Photo-engraving :: Photo-engraving (n.) The process of obtaining an etched or engraved plate from the photographic image, to be used in printing; also, a picture produced by such a process..

Photo-epinasty :: Photo-epinasty (n.) A disproportionately rapid growth of the upper surface of dorsiventral organs, such as leaves, through the stimulus of exposure to light..

Photobiotic :: Photobiotic (a.) Requiring light to live; incapable of living without light; as, photobiotic plant cells..

Photochemical :: Photochemical (a.) Of or pertaining to chemical action of light, or produced by it; as, the photochemical changes of the visual purple of the retina..

Photochemistry :: Photochemistry (n.) The branch of chemistry which relates to the effect of light in producing chemical changes, as in photography..

Photochromatic :: Photochromatic (a.) Of or pertaining to photochromy; produced by photochromy.

Photochromic :: Photochromic (a.) Alt. of Photochromati.

Photochromy :: Photochromy (n.) The art or process of reproducing colors by photography.

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