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principles or policy applicable to industrial pursuits or organized labor. Industrialism must not confounded with industriousness. H. Spencer.

sired; inadequate; incompetent; inefficient; impotent. Boyle. The authority of Parliament must become inefficacious . . . to restrain the growth of disorders. Burke.

substance of the spinal cord. It is attended with febrile symptoms, motor paralysis, and muscular atrophy, often producing permanent deformities. Called also acute anterior poliomyelitis.

ad to their beginnings, and the performance may be incessantly repeated. Moore (Encyc. of Music).

pinal; esp., below the spine of the scapula; as, the infraspinous fossa; the infraspinate muscle.

Not irritable; esp. (Physiol.), incapable of being stimulated to action, as a muscle. -- In*ir`ri*ta*bil"i*ty, n.

An extinct genus of large, fossil, bivalve shells,allied to the mussels. The genus is characteristic of the Cretaceous period.

ubstance, which, by Hermann's hypothesis, is continually decomposed and reproduced in the muscles, during their life.

tance with a sweet taste, found in certain animal tissues and fluids, particularly in the muscles of the heart and lungs, also in some plants, as in unripe pease, beans, potato sprouts, etc. Called also phaseomannite.

Inquiry; quest; search. [R.] Spenser. The laborious and vexatious inquest that the soul must make after science. South.

line of division or intersection; as, the tendinous inscriptions, or intersections, of a muscle.

That which is set in or inserted, especially a narrow strip of embroidered lace, muslin, or cambric.

Having no weight or effect; answering no purpose; unimportant; valueless; futile. Laws must be insignificant without the sanction of rewards and punishments. Bp. Wilkins.

at; as, he insisted on these conditions; he insisted on going at once; he insists that he must have money. Insisting on the old prerogative. Shak. Without further insisting on the different tempers of Juvenal and Horace. Dryden.

Pertaining to, or aiding, inspiration; as, the inspiratory muscles.

A contrivance or implement, by which musical sounds are produced; as, a musical instrument. Praise him with stringed instruments and organs. Ps. cl. 4. But signs when songs and instruments he hears. Dryden.

Pertaining to, made by, or prepared for, an instrument, esp. a musical instrument; as, instrumental music, distinguished from vocal music. "He defended the use of instrumental music in public worship." Macaulay. Sweet voices mix'd with instrumental sounds. Dryden.

One who plays upon an instrument of music, as distinguished from a vocalist.

With instruments of music; as, a song instrumentally accompanied. Mason.

The arrangement of a musical composition for performance by a number of different instruments; orchestration; instrumental composition; composition for an orchestra or military band.