Webster's Dictionary 1913

3808

Photolithograph (2)

Pho′to‐lith″o‐graph, v. t. To produce (a picture, a copy) by the process of photolithography.

3809

Photolithographer

Pho′to‐li‐thog″ra‐pher (?), n. One who practices, or one who employs, photolithography.

3810

Photolithographic

Pho′to‐lith′o‐graph″ic (?), n. Of or pertaining to photolithography; produced by photolithography.

3811

Photolithography

Pho′to‐li‐thog″ra‐phy (?), n. The art or process of producing photolithographs.

3812

Photologic

{ Pho′to‐log″ic (?), Pho′to‐log″ic‐al (?), } a. Pertaining to photology, or the doctrine of light.

3813

Photologist

Pho‐tol″o‐gist (?), n. One who studies or expounds the laws of light.

3814

Photology

Pho‐tol″o‐gy (?), n. [Photo- + -logy: cf. F. photologie.] The doctrine or science of light, explaining its nature and phenomena; optics.

3815

Photoluminescent

Pho′to‐lu′mi‐nes″cent (?), a. [Photo- + luminescent.] (Physics) Luminescent by exposure to light waves. — Pho′to‐lu′mi‐nes″cence (#), n.

3816

Photomagnetic

Pho′to‐mag‐net″ic (?), a. Of or pertaining to photomagnetism.

3817

Photomagnetism

Pho′to‐mag″net‐ism (?), n. The branch of science which treats of the relation of magnetism to light.

3818

Photomechanical

Pho′to‐me‐chan″ic‐al (?), a. Pertaining to, or designating, any photographic process in which a printing surface is obtained without the intervention of hand engraving.

3819

Photometer

Pho‐tom″e‐ter (?), n. [Photo- + -meter: cf. F. photomètre.] (Physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensi...

3820

Photometric

{ Pho′to‐met″ric (?), Pho′to‐met″ric‐al (?), } a. [Cf. F. photométrique.] Of or pertaining to photometry, or to a photometer.

3821

Photometrician

Pho‐tom′e‐tri″cian (?), n. One engaged in the scientific measurement of light.

3822

Photometrician (2)

{ Pho‐tom′e‐tri″cian (?), Pho‐tom″e‐trist (?) }, n. A specialist in photometry.

3823

Photometry

Pho‐tom″e‐try (?), n. [Cf. F. photométrie.] That branch of science which treats of the measurement of the intensity of light.

3824

Photomezzotype

Pho′to‐mez″zo‐type (?), n. [Photo- + It. mezzo middle, half + -type.] A photomechanical process similar to collotype.

3825

Photomicrograph

Pho′to‐mi″cro‐graph (fō′tō̍‐mī″krō̍‐grȧf), n. [Photo- + micro + -graph.] 1. An enlarged or macroscopic photograph of a microscopic object. See Microphotograph.2. A microscopical...

3826

Photomicrography

Pho′to‐mi‐crog″ra‐phy (?), n. The art of producing photomicrographs.

3827

Photonephograph

Pho′to‐neph″o‐graph (–nĕf″ō̍‐grȧf), n. [Photo- + Gr. νέφοσ a cloud + -graph.] (Meteor.) A nephoscope registering by photography, commonly consisting of a pair of cameras used si...

3828

Photophilous

Pho‐toph″i‐lous (?), n. [Photo- + Gr. � loving.] (Phytogeog.) Light-loving; growing in strong light, as many plants.

3829

Photophobia

Pho′to‐pho″bi‐a (?), n. [NL., fr. Gr. φω̑σ, φωτόσ, light + � fear.] (Med.) A dread or intolerance of light. Sir T. Watson.

3830

Photophone

Pho″to‐phone (?), n. [Photo- + Gr. � sound.] (Physics) An apparatus for the production of sound by the action of rays of light. A. G. Bell.

3831

Photophonic

Pho′to‐phon″ic (?), a. Of or pertaining to photophone.

3832

Photophony

Pho‐toph″o‐ny (?), n. The art or practice of using the photophone.

3833

Photophore

Pho″to‐phore (?), n. [Photo- + Gr. � to bear.] 1. (Med.) A form of endoscope using an electric light.2. (Zoöl.) A light-emitting organ; specif., one of the luminous spots on cer...

3834

Photoplay

Pho″to‐play′ (?), n. A play for representation or exhibition by moving pictures; also, the moving-picture representation of a play.