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A minute tube found in the protocon

ight shaft armed with projecting knives, which is caused to revolve in a hollow cylinder, tub, or vat, in which the clay is placed.

nature and species of the stroke. Burke. Pulse glass, an instrument consisting to a glass tube with terminal bulbs, and containing ether or alcohol, which the heat of the hand causes to boil; -- so called from the pulsating motion of the liquid when thus warmed. Pulse wave (Physiol.), the wave of increased pressure sta…

- Punch press. See Punching machine, under Punch, v. i. -- Punch pliers, pliers having a tubular, sharp-edged steel punch attached to one of the jaws, for perforating leather, paper, and the like.

nt in which the tones are produced by flames of hydrogen, or illuminating gas, burning in tubes of different sizes and lengths.

the common European quail (C. communis), the rain quail (C. Coromandelica) of India, the stubble quail (C. pectoralis), and the Australian swamp quail (Synoicus australis).

The tube of a musical instrument. He touched the tender stops of various quills. Milton.

ant or species of the genus Isoetes, cryptogamous plants with a cluster of elongated four-tubed rushlike leaves, rising from a corm, and containing spores in their enlarged and excavated bases. There are about seventeen American species, usually growing in the mud under still, shallow water. So called from the shape of…

Belonging to, or proceeding from, the root of a plant; as, radical tubers or hairs.

A plant (Campanula Rapunculus) of the Bellflower family, with a tuberous esculent root; -- also called ramps.

numerous simple, but very irregular, melodies of the Swiss mountaineers, blown on a long tube called the Alpine horn, and sometimes sung.

They have an elongated, strap-shaped corolla, while the corollas of the disk flowers are tubular and five-lobed. -- Ray point (Geom.), the common point of a pencil of rays. -- Röntgen ray ( (Phys.), a kind of ray generated in a very highly exhausted vacuum tube by the electrical discharge. It is capable of passing t…

One who is obstinate in refusal; one standing out stubbornly against general practice or opinion. The last rebellious recusants among the European family of nations. De Quincey.

inet it is a single fiat reed; in the oboe and bassoon it is double, forming a compressed tube.

Obstinate in disobedience; contumacious; stubborn; unmanageable; as, a refractory child; a refractory beast. Raging appetites that are Most disobedient and refractory. Shak.

the reversal of the natural direction in which the current or contents flow through a tube or cavity of the body. Quain.

To fight against; to oppose; to resist. [R.] Stubbornly he did repugn the truth. Shak.

A restive or stubborn horse. [Obs.]

Unwilling to go on; obstinate in refusing to move forward; stubborn; drawing back. Restive or resty, drawing back, instead of going forward, as some horses do. E. Philips (1658). The people remarked with awe and wonder that the beasts which were to drag him [Abraham Holmes] to the gallows became restive, and went back.…

ions, or a cylinder or semicylinder of cast iron for the manufacture of gas in gas works. Tubulated retort (Chem.), a retort having a tubulure for the introduction or removal of the substances which are to be acted upon.