Search the Dictionary

itten also Æthiops.] [Obs.] Ethiops martial (Old Chem.), black oxide of iron. -- Ethiops mineral (Old Chem.), black sulphide of mercury, obtained by triturating mercury with sulphur. -- Ethiops per se (Old Chem.), mercury in finely divided state, having the appearance of a dark powder, obtained by shaking it up or by…

acid in alcohol. It is an unsaturated compound and combines directly with chlorine and bromine to form oily liquids (Dutch liquid), -- hence called olefiant gas. Called also ethene, elayl, and formerly, bicarbureted hydrogen. Ethylene series (Chem.), the series if unsaturated hydrocarbons of which ethylene is the type,…

A metallic mineral, a selenide of copper and silver; -- so called by Berzelius on account of its being found soon after the discovery of the metal selenium.

A mineral occurring in transparent emerald green crystals. It is hydrous arseniate of copper.

A mineral of a brownish red color and vitreous luster, consisting chiefly of the silicates of iron, zirconia, and lime.

ment for the volumetric measurement of gases; -- so named because frequently used to determine the purity of the air.

a mineral, consisting chiefly of the silicate of bismuth, found at Freiberg; -- called also culytine.

A brownish black mineral with a metallic luster, found in Norway. It contains niobium, titanium, yttrium, and uranium, with some other metals.

arnest for the truth taught in the gospel; strict in interpreting Christian doctrine; preëminetly orthodox; -- technically applied to that party in the Church of England, and in the Protestant Episcopal Church, which holds the doctrine of "Justification by Faith alone"; the Low Church party. The term is also applied to…

o intensify or concentrate; as, to exalt the juices of bodies. With chemic art exalts the mineral powers. Pope.

Capable of being examined or inquired into. Bacon.

One who examines; an examiner. Sir W. Scott.

The act of examining, or state of being examined; a careful search, investigation, or inquiry; scrutiny by study or experiment.

An examiner. [R.] Sir T. Browne.

Having power to examine; appointed to examine; as, an examining committee.

llustration of a rule or precept, especially a problem to be solved, or a case to be determined, as an exercise in the application of the rules of any study or branch of science; as, in trigonometry and grammar, the principles and rules are illustrated by examples.

The quality of being excellent; state of possessing good qualities in an eminent degree; exalted merit; superiority in virtue. Consider first that great Or bright infers not excellence. Milton.

celling; surpassing others in some good quality or the sum of qualities; of great worth; eminent, in a good sense; superior; as, an excellent man, artist, citizen, husband, discourse, book, song, etc.; excellent breeding, principles, aims, action. To love . . . What I see excellent in good or fair. Milton.…

The scaling off of a bone, a rock, or a mineral, etc.; the state of being exfoliated.

ished from moral rectitude. Divine wisdom discovers no expediency in vice. Cogan. To determine concerning the expedience of action. Sharp. Much declamation may be heard in the present day against expediency, as if it were not the proper object of a deliberative assembly, and as if it were only pursued by the unprincipl…