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The globule of air in the spirit tube of a level.

A small protuberance on the stem or branches of a plant, containing the rudiments of future leaves, flowers, or stems; an undeveloped branch or flower.

of two or more concentric Argand burners (the inner rising above the outer) and a central tube by which oxygen gas or common air is supplied.

An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc. Tomlinson.

(Anat.) A small hollow bulb, such as an enlargement in a small vessel or tube.

The bilge or protuberant part of a cask.

lax (S. Pseudo-China) growing from New Jersey to the Gulf of Mexico, which has very large tuberous and farinaceous rootstocks, formerly used by the Indians for a sort of bread, and by the negroes as an ingredient in making beer; -- called also bamboo brier and China brier.

A thick knob or protuberance left on glass by the end of the pipe through which it was blown.

A swelling or prominence, resulting from a bump or blow; a protuberance. It had upon its brow A bump as big as a young cockerel's stone. Shak.

A protuberance; a hunch; a knob or lump; a hump. They will carry . . . their treasures upon the bunches of camels. Isa. xxx. 6.

erbivorous mammals including the hogs and hippopotami; -- so called because the teeth are tuberculated.

ity of liquid or gas received or discharged. It consists essentially of a graduated glass tube, usually furnished with a small aperture and stopcock.

), a kind of burner, invented by Professor Bunsen of Heidelberg, consisting of a straight tube, four or five inches in length, having small holes for the entrance of air at the bottom. Illuminating gas being also admitted at the bottom, a mixture of gas and air is formed which burns at the top with a feebly luminous bu…

The part at the back of the hip, which, in man, forms one of the rounded protuberances on which he sits; the rump.

impoverishment of the blood, esp. when caused by a specific morbid process (as cancer or tubercle).

are many species. They have a sack of inklike fluid which they discharge from the siphon tube, when pursued or alarmed, in order to confuse their enemies. Their shell is a thin horny plate, within the flesh of back, shaped very much like a quill pen. In America they are called squids. See Squid.

A hollow tube or spur at the base of a petal or corolla.

The diameter of the bore, as a cannon or other firearm, or of any tube; or the weight or size of the projectile which a firearm will carry; as, an 8 inch gun, a 12-pounder, a 44 caliber. The caliber of empty tubes. Reid. A battery composed of three guns of small caliber. Prescott.

To ascertain the caliber of, as of a thermometer tube; also, more generally, to determine or rectify the graduation of, as of the various standards or graduated instruments.

The process of estimating the caliber a tube, as of a thermometer tube, in order to graduate it to a scale of degrees; also, more generally, the determination of the true value of the spaces in any graduated instrument.