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or disagreable sound of words, owing to the concurrence of harsh letters or syllables. "Cacophonies of all kinds." Pope.

An instrument or apparatus employed in the ancient mysteries to imitate thunder and lightning. T. Moore.

One of the jointed antenniform appendage of the posterior somites of cartain insects. Packard.

he condition of the brain by examination of the interior of the eye (as with an ophthalmoscope). Buck.

Copper pyrites, or yellow copper ore; a common ore of opper, containing copper, iron, and sulphur. It occurs massive and in tetragonal crystals of a bright brass yellow color.

The mineral azurite, found in fine crystallization at Chessy, near Lyons; called also chessylite.

Pertaining to a chorepiscopus or his change or authority.

or suffragan bishop, appointed in the ancient church by a diocesan bishop to exercise episcopal jurisdiction in a rural district.

An instrument for showing the optical effects of color.

A reflecting telescope, part of which is made to rotate eccentrically, so as to produce a ringlike image of a star, instead of a point; -- used in studying the scintillation of the stars.

An instrument for measuring minute intervals of time; used in determining the velocity of projectiles, the duration of short-lived luminous phenomena, etc.

A genus of grasses bearing spikes of flowers resembling the cornucopia in form.

One skilled in, or who practices, cranioscopy. It was found of equal dimension in a literary man whose skull puzzied the cranioscopists. Coleridge.

Scientific examination of the cranium.

An apparatus to assist in locating the center of a cyclone.

A machine for measuring at any moment velocity of rotation, as of a wheel of a steam engine. Knight.

lytic cell, or on the electric condition of a vacuum has been applied in the various cymoscopes.

A modification of the kaleidoscope; -- used to reflect images so as to form beautiful designs.

ght. I felt by anticipation the horrors of the Highland seers, whom their gift of deuteroscopy compels to witness things unmeet for mortal eye. Sir W. Scott.

Tmesis.