Part 191

1. The act of hardening, or the process of growing hard.

2. State of being indurated, or of having become hard.

3. Hardness of character, manner, sensibility, etc.; obduracy; stiffness; want of pliancy or feeling.

A certain induration of character had arisen from long habits of business.

Coleridge.

In*du"sial (?), a. [See Indusium.] Of, pertaining to, or containing, the petrified cases of the larvæ of certain insects.

Indusial limestone (Geol.), a fresh- water limestone, largely composed of the agglomerated cases of caddice worms, or larvæ of caddice flies (Phryganea). It is found in Miocene strata of Auvergne, France, and some other localities.

{ In*du"si*ate (?), In*du"si*a`ted (?), } a. (Bot.) Furnished with an indusium.

||In*du"si*um (?), n.; pl. Indusia (-). [L., an under garment, fr. ||induere to put on: cf. F. indusie the covering of the seed spots of ||ferns.] (Bot.) (a) A collection of hairs united so as to form a sort ||of cup, and inclosing the stigma of a flower. (b) The immediate ||covering of the fruit dots or sori in many ferns, usually a very thin ||scale attached by the middle or side to a veinlet. (c) A peculiar ||covering found in certain fungi. || In*dus"tri*al (?), a. [Cf. F. industriel, LL. industrialis. See Industry.] Consisting in industry; pertaining to industry, or the arts and products of industry; concerning those employed in labor, especially in manual labor, and their wages, duties, and rights.

The great ideas of industrial development and economic social amelioration.

M. Arnold.

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Industrial exhibition, a public exhibition of the various industrial products of a country, or of various countries. -- Industrial school, a school for teaching one or more branches of industry; also, a school for educating neglected children, and training them to habits of industry.

In*dus"tri*al*ism (?), n. 1. Devotion to industrial pursuits; labor; industry. J. S. Mill.

2. The principles or policy applicable to industrial pursuits or organized labor.

Industrialism must not confounded with industriousness.

H. Spencer.

In*dus"tri*al*ly, adv. With reference to industry.

In*dus"tri*ous (?), a. [L. industrius, industriosus: cf. F. industrieux. See Industry.]

1. Given to industry; characterized by diligence; constantly, regularly, or habitually occupied; busy; assiduous; not slothful or idle; -- commonly implying devotion to lawful and useful labor.

Frugal and industrious men are commonly friendly to the established government.

Sir W. Temple.

2. Steadily and perseveringly active in a particular pursuit or aim; as, he was negligent in business, but industrious in pleasure; an industrious mischief maker.

Industrious to seek out the truth of all things.

Spenser.

-- In*dus"tri*ous*ly, adv. -- In*dus"tri*ous*ness, n.

In"dus*try (?), n.; pl. Industries (#). [L. industria, cf. industrius diligent; of uncertain origin: cf. F. industrie.]

1. Habitual diligence in any employment or pursuit, either bodily or mental; steady attention to business; assiduity; -- opposed to sloth and idleness; as, industry pays debts, while idleness or despair will increase them.