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One who describes organic tissues; an histologist.

Of or pertaining to histography.

A description of, or treatise on, organic tissues.

A chart or graphic representation of the average distribution of rain over the surface of the earth.

Of or pertaining to to hyetography.

The branch of physical science which treats of the geographical distribution of rain.

A complex nitrogenous radical, C8H4NO2, regarded as the essential residue of a series of compounds, related to isatin, which easily pass by reduction to indigo blue. -- I*sat`o*gen"ic, a.

Producing horn; as, the keratogenous membrane within the horny hoof of the horse.

An instrument for producing curves by the combination of circular movements; -- called also kinescope.

A camera for making chronophotographs.

The formation of leucocytes.

Same as Photolithography.

An automatic instrument for registering, by photography or otherwise, the states and variations of any of the terrestrial magnetic elements.

A kind of pantograph which produces copies microscopically minute.

A microscopically small photograph of a picture, writing, printed page, etc.

The art of making microphotographs.

A device utilized in the making of a loud-speaking telephone, depending on the fact that the friction between a metallic point and a moving cylinder of moistened chalk, or a moving slip of paper, on which it rests is diminished by the passage of a current between the point and the moving surface. -- Mo`to*graph"ic (#),…

One of the dimorphic forms of the species of Dicyemata, which produced vermiform embryos; -- opposed to Ant: rhombogene.

one of the Nematognathi.

An order of fishes having barbels on the jaws. It includes the catfishes, or siluroids. See Siluroid.