·noun A disproportionately rapid growth of the upper surface of dorsiventral organs, such as leaves, through the stimulus of exposure to light.
·noun A contraction of Photograph. ...
Webster's Dictionary of the English Language
·- A combining form from ·Gr. fw^s, fwto``s, light; as, photography, phototype, photometer. ...
·add. ·adj ·Alt. of Photo-electrical. II. Photo-electric ·adj Acting by the operation of both light...
·add. ·adj Pert. to, or capable of developing, photo-electricity. ...
·add. ·noun Electricity produced by light. ...
·add. ·noun An electrometer registering by photography. ...
·noun An electrotype plate formed in a mold made by photographing on prepared gelatine, ·etc. ...
·add. ·vt To engrave by a photomechanical process; to make a photo-engraving of. ...
·add. ·Impf & ·p.p. of Photo-engrave. ...
·add. ·p.pr. & ·vb.n. of Photo-engrave. II. Photo-engraving ·noun The process of obtaining an etche...
·add. ·vt To engrave, or make an engraving of, by any photomechanical process involving etching of t...
·add. ·Impf & ·p.p. of Photo-etch. ...
·add. ·p.pr. & ·vb.n. of Photo-etch. II. Photo-etching ·add. ·noun A photo-engraving produced by an...
·add. ·- A cell (as one of two electrodes embedded in selenium) which by exposure to light generates...