Band books

||Cris"sum (kr?s"s?m),, n.;
pl. Crissa (-s&?;). [NL.; cf. L.
crisso to move the haunches.] (Zoöl.)
That part of a bird, or the feathers, surrounding the
cloacal opening; the under tail coverts.

Cris"tate (kr?s"t?t), a. [L.
ctistatus, fr. crista crest.] (Bot. &
Zoöl.) Crested.

Cri*te"ri*on (kr?-t?"r?-?n), n.;
pl. Criteria (-&?;), sometimes
Criterions (-&?;nz). [Gr. &?;&?;&?;&?;&?; a
means for judging, fr. &?;&?;&?;&?; decider, judge, fr.
&?;&?;&?;&?;&?; to separate. See Certain.] A standard
of judging; any approved or established rule or test, by which
facts, principles opinions, and conduct are tried in forming a
correct judgment respecting them.

Of the diseases of the mind there is no
criterion.

Donne.

Inferences founded on such enduring
criteria.

Sir G. C. Lewis.

Syn. -- Standard; measure; rule.

Crith (kr&ibreve;th), n. [Gr.
kriqh` a barleycorn, a small weight.] (Chem.)
The unit for estimating the weight of aëriform
substances; -- the weight of a liter of hydrogen at 0°
centigrade, and with a tension of 76 centimeters of mercury.


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