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A sac containing small, calcareous concretions (otoliths). They are found in many Medusæ, and other invertebrates, and are supposed to be auditory organs.

Any one of several species of bivalves, which form holes in limestone, in which they live; esp., any species of the genus Lithodomus.

Like, or pertaining to, Lithodomus; lithophagous.

A genus of elongated bivalve shells, allied to the mussels, and remarkable for their ability to bore holes for shelter, in solid limestone, shells, etc. Called also Lithophagus.

Pertaining to, or designating, a crystalline, organic acid, resembling cholic acid, found in the biliary intestinal concretions (bezoar stones) common in certain species of antelope.

An explosive compound of nitroglycerin. See Nitroglycerin.

The doctrine or science of the origin of the minerals composing the globe.

Stone-producing; -- said of polyps which form coral.

An engraving on a gem.

One who curs or engraves precious stones.

Of or pertaining to the art of cutting and engraving precious stones.

The art of cutting and engraving gems.

To trace on stone by the process of lithography so as to transfer the design to paper by printing; as, to lithograph a design; to lithograph a painting. See Lithography.

One who lithographs; one who practices lithography.

Of or pertaining to lithography; made by lithography; as, the lithographic art; a lithographic picture. Lithographic limestone (Min.), a compact, fine-grained limestone, obtained largely from the Lias and Oölite, esp. of Bavaria, and extensively used in lithography. -- Lith`o*graph"ic*al*ly, adv.

containing oil from adhering to wetted parts of the stone not covered by the design. See Lithographic limestone, under Lithographic.

Like a stone; having a stony structure.

The worship of a stone or stones.

Of or pertaining to lithology.

From a lithological point of view; as, to consider a stratum lithologically.