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An enlargement, or series of enlargements, in the anterior part of the alimentary canal, in which food is digested; any cavity in which digestion takes place in an animal; a digestive cavity. See Digestion, and Gastric juice, under Gastric.

A part of the alimentary canal. See under Mesenteron.

e shell, or the part in which the hinge is situated. Summit level, the highest level of a canal, a railroad, or the like, in surmounting an ascent.

y of anything; as, a supply tank or valve. Supply system (Zoöl.), the system of tubes and canals in sponges by means of which food and water are absorbed. See Illust. of Spongiæ.

etic system (Anat.), a system of nerves and nerve ganglions connected with the alimentary canal, the vascular system, and the glandular organs of most vertebrates, and controlling more or less their actions. The axial part of the system and its principal ganglions and nerves are situated in the body cavity and form a c…

The central canal of the spinal cord. B. G. Wilder.

An instrument for measuring the velocity of running water in a river or canal, consisting of a wheel with inclined vanes, which is turned by the current. The rotations of the wheel are recorded by clockwork.

the latter part of it, when the wind has greatly abated. Totten. -- Tail of a lock (on a canal), the lower end, or entrance into the lower pond. -- Tail of the trenches (Fort.), the post where the besiegers begin to break ground, and cover themselves from the fire of the place, in advancing the lines of approach. --…

The part of a canal lock below the lower gates.

nical or cylindrical piece of sponge or other absorbent, used chiefly to dilate a natural canal, to keep open the orifice of a wound, or to absorb discharges.

stant of time. Brande & C. -- Tide lock, a lock situated between an inclosed basin, or a canal, and the tide water of a harbor or river, when they are on different levels, so that craft can pass either way at all times of the tide; - - called also guard lock. -- Tide mill. (a) A mill operated by the tidal currents. (…

ng a market, and jurisdiction of villeins. Burrill. -- Toll bar, a bar or beam used on a canal for stopping boats at the tollhouse, or on a road for stopping passengers. -- Toll bridge, a bridge where toll is paid for passing over it. -- Toll corn, corn taken as pay for grinding at a mill. -- Toll dish, a dish for…

els, estimated per ton, or, a duty, toll, or rate payable on goods per ton transported on canals .

A vessel constructed for being towed, as a canal boat.

A covered boat for goods and passengers, used on the Dutch and Flemish canals.

reeches formerly worn, reaching to the knees. -- Trunk line, the main line of a railway, canal, or route of conveyance. -- Trunk turtle (Zoöl.), the leatherback.

Having teeth traversed by canals; -- said of certain edentates.

, v. Tumbling barrel. Same as Rumble, n., 4. -- Tumbling bay, an overfall, or weir, in a canal.

An artificial passage or archway for conducting canals or railroads under elevated ground, for the formation of roads under rivers or canals, and the construction of sewers, drains, and the like.

The canal by which the urine is conducted from the bladder and discharged.