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and chambered, or divided into several cavities by simple curved partitions, which are traversed and connected together by a continuous and nearly central tube or siphuncle. See Tetrabranchiata.

A machine for registering the distance traversed by a vehicle or pedestrain.

An instrument attached to the wheel of a vehicle, to measure the distance traversed; also, a wheel used by surveyors, which registers the miles and rods traversed.

in any part of a fortification to protect the defenders from a rear or ricochet fire; a traverse. Farrow.

Capable of being passed, traveled, navigated, traversed, penetrated, or the like; as, the roads are not passable; the stream is passablein boats. His body's a passable carcass if it be not hurt; it is a throughfare for steel. Shak.

ing a given period, usually a year, the total of which consists of the sum of the miles traversed by all the passengers on the road in the period in question.

One who discovers a way or path; one who explores untraversed regions. The cow is the true pathfinder and pathmaker. J. Burroughs.

To go the rounds along a chain of sentinels; to traverse a police district or beat.

The region which is included within the outlet of the pelvis, and is traversed by the urinogenital canal and the rectum.

connected pistons, working in a cylindrical case which is provided with ports that are traversed by the valve.

sensitive surface, photographic or fluorescent, especially a picture of opaque objects traversed by the rays.

ch a refracted ray makes with the perpendicular to the surface separating the two media traversed by the ray. -- Conical refraction (Opt.), the refraction of a ray of light into an infinite number of rays, forming a hollow cone. This occurs when a ray of light is passed through crystals of some substances, under certa…

Uneasy; restless; averse to standing still; fidgeting about; -- applied especially to horses. Trench. -- Rest"ive, adv. -- Rest"ive*ness, n.

Not satisfied to be at rest or in peace; averse to repose or quiet; eager for change; discontented; as, restless schemers; restless ambition; restless subjects. "Restless at home , and ever prone to range." Dryden.

A connecting wire of an electric or voltaic apparatus, traversed by a current.

course ending where it began; a circuit; a beat; especially, one freguently or regulary traversed; also, the act of traversing a circuit; as, a watchman's round; the rounds of the postman.

deviation. Every one shall know a country better that makes often sallies into it, and traverses it up and down, than he that . . . goes still round in the same track. Locke.

To pass swiftly over; to brush along; to traverse or search thoroughly; as, to scour the coast. Not so when swift Camilla scours the plain. Pope. Scouring barrel, a tumbling barrel. See under Tumbling. -- Scouring cinder (Metal.), a basic slag, which attacks the lining of a shaft furnace. Raymond. -- Scouring rush. (…

Pertaining to, or traversed in, six hours, or in half the time between the rising and setting of a heavenly body; as, a semidiurnal arc.

A disruptive discharge between a conductor traversed by an oscillatory current of high frequency (as lightning) and neighboring masses of metal, or between different parts of the same conductor.