Indusial limestone(Geol.), a fresh- water limestone, largely composed of the agglomerated cases of caddice worms, or larvæ of caddice flies 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.

Induline to Inelegant

(In"du*line) n. [Perh. fr. indigo.] (Chem.) (a) Any one of a large series of aniline dyes, colored blue or violet, and represented by aniline violet. (b) A dark green amorphous dyestuff, produced by the oxidation of aniline in the presence of copper or vanadium salts; — called also aniline black.

(In*dult" In*dul"to) n. [L. indultum indulgence, favor, fr. indultus, p. p. of indulgere: cf. It. indulto, F. indult. See Indulge.]

1. A privilege or exemption; an indulgence; a dispensation granted by the pope.

2. (Spain) A duty levied on all importations.

(In"du*ment) n. [L. indumentum a covering. See Indue, and cf. Induement.] (Zoöl.) Plumage; feathers.

(In*du"pli*cate) a. (Bot.) (a) Having the edges bent abruptly toward the axis; — said of the parts of the calyx or corolla in æstivation. (b) Having the edges rolled inward and then arranged about the axis without overlapping; - - said of leaves in vernation.

(In*du"pli*ca*tive) a. (Bot.) (a) Having induplicate sepals or petals in æstivation. (b) Having induplicate leaves in vernation.

(In*dur"ance) n. [Obs.] See Endurance.

(In"du*rate) a. [L. induratus, p. p. of indurare to harden. See Endure.]

1. Hardened; not soft; indurated. Tyndale.

2. Without sensibility; unfeeling; obdurate.

(In"du*rate) v. t. [imp. & p. p. Indurated ; p. pr. & vb. n. Indurating ]

1. To make hard; as, extreme heat indurates clay; some fossils are indurated by exposure to the air.

2. To make unfeeling; to deprive of sensibility; to render obdurate.

(In"du*rate), v. i. To grow hard; to harden, or become hard; as, clay indurates by drying, and by heat.

(In"du*ra`ted) a. Hardened; as, indurated clay; an indurated heart. Goldsmith.

(In`du*ra"tion) n. [Cf. F. induration, L. induratio hardness of heart.]

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.

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

  By PanEris using Melati.

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