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a knot in wood; a large or hard knot, or a protuberance with twisted grain, on a tree.

A kind of spectacles with short, projecting eye tubes, in the front end of which are fixed plain glasses for protecting the eyes from cold, dust, etc.

A graduated cup, tube, or flask; a measuring glass used by apothecaries and chemists. See under Graduated.

tail when the outer feathers are shortest, and the others successively longer. Graduated tube, bottle, cap, or glass, a vessel, usually of glass, having horizontal marks upon its sides, with figures, to indicate the amount of the contents at the several levels. -- Graduated spring (Railroads), a combination of metall…

Having tubercles or grainlike processes, as the petals or sepals of some flowers.

A leguminous, twining plant (Apios tuberosa), producing clusters of dark purple flowers and having a root tuberous and pleasant to the taste.

uaiacum from wood-tar creosote, and in other ways. It has been used in treating pulmonary tuberculosis.

The tube by which food and drink are carried from the pharynx to the stomach; the esophagus.

arm or instrument for throwing projectiles by the explosion of gunpowder, consisting of a tube or barrel closed at one end, in which the projectile is placed, with an explosive charge behind, which is ignited by various means. Muskets, rifles, carbines, and fowling pieces are smaller guns, for hand use, and are called…

lunule. The caterpillars, when full- grown, have a grayish mottled appearance, with blue tubercles on the anterior and red tubercles on the posterior part of the body, all giving rise to long yellow and black hairs. They usually pupate in July and the moth appears in August. The eggs are laid on tree trunks, rocks, et…

e, was produced by the vibration of thin metallic plates, acted upon by blowing through a tube.

ouse (above). -- Heath pea (bot.), a species of bitter vetch (Lathyris macrorhizus), the tubers of which are eaten, and in Scotland are used to flavor whisky. -- Heath throstle (Zoöl.), a European thrush which frequents heaths; the ring ouzel.

Anything regarded as like a human heel in shape; a protuberance; a knob.

Rays (chiefly cathode rays) developed by the electric discharge in Hittorf tubes.

In England, the Bunium flexuosum, a tuberous plant.

a, Africa, and the East Indies, and are remarkable for having a more or less horn-like protuberance, which is usually large and hollow and is situated on the upper side of the beak. The size of the hornbill varies from that of a pigeon to that of a raven, or even larger. They feed chiefly upon fruit, but some species e…

A rough protuberance or projecting obstruction; as, a hub in the road. [U.S.] See Hubby.

Full of hubs or protuberances; as, a road that has been frozen while muddy is hubby. [U.S.]

A protuberance; especially, the protuberance formed by a crooked back.

Full of humps or bunches; covered with protuberances; humped.