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rence to each other in accordance with some definite law; also, rarely, in artificial twinning (accomplished for example by pressure), the process by which this reversal is brought about. Polysynthetic twinning, repeated twinning of crystal lamellæ, as that of the triclinic feldspars. -- Repeated twinning, twinning of…

Not interesting of affecting; insignificant; not belonging to one. [Obs.] Addison.

Not knowing; ignorant. [Obs.] Chaucer. -- n.

Ignorant. [Obs.] I am young and uncunning, as thou wost [knowest]. Chaucer.

Ignorantly. [Obs.]

Ignorance. [Obs.]

The act of one who underpins; the act of supporting by stones, masonry, or the like.

Having no artful, ulterior, or fraudulent purpose; sincere; artless; simple.

Want of discernment. [R.] Spectator.

y temporary estate or interest, or from mortgage, or other charge or debt; as, an estate unincumbered with dower.

That may not be infringed; as, an uninfringible monopoly.

Absence or lack of intelligence; unwisdom; ignorance. Bp. Hall.

Uninterested; unaffected. [Obs.] Glanvill.

t interested; not having any interest or property in; having nothing at stake; as, to be uninterested in any business.

Want or failure of intermission. [R.] Bp. Parker.

Possessed of but a single nucleus; as, a uninucleated cell.

Having no meaning or signification; as, unmeaning words.

An alkaline salt of fluorescein, obtained as a brownish red substance, which is used as a dye; -- so called from the peculiar yellowish green fluorescence (resembling that of uranium glass) of its solutions. See Fluorescein.

A mineral consisting chiefly of uranium oxide with some lead, thorium, etc., occurring in black octahedrons, also in masses with a pitchlike luster; pitchblende.

A process by which ores are washed on a shovel, or in a vanner.