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Any rodent of the genus Arctomys. The common European marmot (A. marmotta) is about the size of a rabbit, and inhabits the higher regions of the Alps and Pyrenees. The bobac is another European species. The common American species (A. monax) is the woodchuck.

. A fine oil obtained from the kernel of Prunus brigantiaca. It is used instead of olive or almond oil. De Colange.

Pertaining to, or designating, a variety of tannin or tannic acid found in Acacia, Mimosa, etc.

Mnemonics.

See Motmot.

Feeding upon ants; -- said of certain birds.

The movement caused in the sensory organs by external agents and transmitted to the muscles by the nerves. Dunglison.

Any agent capable of causing nervimotion. Dunglison.

A lawgiver. [R.]

Legislative; enacting laws; as, a nomothetical power. [R.] Bp. Barlow.

Of or pertaining to the movement of the eye; -- applied especially to the common motor nerves (or third pair of cranial nerves) which supply many of the muscles of the orbit. -- n.

Pertaining to, or having the property of, osmose; as, osmotic force.

Moved or worked by the action of the foot or feet on a pedal or treadle.

A silk-producing moth (Attacus Pernyi) which feeds upon the oak. It has been introduced into Europe and America from China.

Of the color of a dead leaf. [Obs.] Addison.

An instrument in which motion is produced by the vibrations of a sounding body.

A colored print made photomechanically.

The art of making photochromotypes.

The treatment of disease by inhalations of compressed or rarefied air.

A condition in which air or other gas is present in the cavity of the chest; -- called also pneumatothorax.