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That branch of science which treats of statical electricity or electric force in a state of rest.

The circle of arts and sciences; a comprehensive summary of knowledge, or of a branch of knowledge; esp., a work in which the various branches of science or art are discussed separately, and usually in alphabetical order; a cyclopedia.

The inner or principal branch of the oral appendages of Crustacea. See Maxilla.

The internal or principal branch of the locomotive appendages of Crustacea. See Maxilliped.

That branch of science which treats of the laws governing the physical or mechanical, in distinction from the vital, forces, and which comprehends the consideration and general investigation of the whole range of the forces concerned in physical phenomena. [R.]

A person skilled in the principles and practice of any branch of engineering. See under Engineering, n.

A group of wormlike invertebrates having, along the sides of the body, branchial openings for the branchial sacs, which are formed by diverticula of the alimentary canal. Balanoglossus is the only known genus. See Illustration in Appendix.

A genus of nudibranch mollusks having clusters of branchial papillæ along the back. See Ceratobranchia. [Written also Æolis.]

Situated upon or above an artery; -- applied esp. to the branches of the bronchi given off above the point where the pulmonary artery crosses the bronchus.

That branch of science which treats of epidemics.

Pertaining to the segments above the epibranchial in the branchial arches of fishes. -- n.

The outer branch of the legs in certain Crustacea. See Maxilliped.

ccasioned by temperamental qualities of individuals. -- Theory of equations (Math.), the branch of algebra that treats of the properties of a single algebraic equation of any degree containing one unknown quantity.

on or consequence from premises, or the like. "To erect conclusions." Sir T. Browne. "Malebranche erects this proposition." Locke.

us of Bryozoa which produce delicate corals, often incrusting like lichens, but sometimes branched.

That branch of knowledge which has for its subject the characteristics of the human family, developing the details with which ethnology as a comparative science deals; descriptive ethnology. See Ethnology.

That branch of philological science which treats of the history of words, tracing out their origin, primitive significance, and changes of from and meaning.

A genus of ophiurans with much-branched arms.

Ophiuroidea, including the genera Euryale, Astrophyton, etc. They generally have the arms branched. See Astrophyton.

A large division of gastropod molluske, including the Pulmonifera and Opisthobranchiata.