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Old; that happened or existed in former times, usually at a great distance of time; belonging to times long past; specifically applied to the times before the fall of the Roman empire; -- opposed to modern; as, ancient authors, literature, history; ancient days. Witness those ancient empires of the earth. Milton. Gilda…

A substance incapable of being electrified by friction. Faraday.

An acrid, poisonous, crystallizable substance, obtained from, the anemone, or from anemonin.

An acrid, poisonous, crystallizable substance, obtained from some species of anemone.

A substance obtained from the volatile oils of anise, fennel, etc., in the form of soft shining scales; -- called also anise camphor. Watts.

Measured by an angle; as, angular distance.

To smear or rub over with oil or an unctuous substance; also, to spread over, as oil. And fragrant oils the stiffened limbs anoint. Dryden. He anointed the eyes of the blind man with the clay. John ix. 6.

Pertaining to the anomaly, or angular distance of a planet from its perihelion. Anomalistic month. See under Month. -- Anomalistic revolution, the period in which a planet or satellite goes through the complete cycles of its changes of anomaly, or from any point in its elliptic orbit to the same again. -- Anomalistic…

The angular distance of a planet from its perihelion, as seen from the sun. This is the true anomaly. The eccentric anomaly is a corresponding angle at the center of the elliptic orbit of the planet. The mean anomaly is what the anomaly would be if the planet's angular motion were uniform.

Any of various bodies or substances in the blood which act in antagonism to harmful foreign bodies, as toxins or the bacteria producing the toxins. Normal blood serum apparently contains variousantibodies, and the introduction of toxins or of foreign cells also results in the development of their specific antibodies.…

Any substance (but especially sodium hyposulphite) used in removing the excess of chlorine left in paper pulp or stuffs after bleaching.

reading wireless signals. The electric waves falling on this contrivance increase its resistance several times. The anticoherer can be used in conjunction with a telephone.

An elementary substance, resembling a metal in its appearance and physical properties, but in its chemical relations belonging to the class of nonmetallic substances. Atomic weight, 120. Symbol, Sb.

rule. Different commentators have deduced from it the very opposite doctrines. In some instances this apparent antinomy is doubtful. De Quincey.

Opposition by which the quality opposed asquires strength; resistance or reaction roused by opposition or by the action of an opposite principle or quality.

A substance which prevents or retards putrefaction, or destroys, or protects from, putrefactive organisms; as, salt, carbolic acid, alcohol, cinchona.

A substance (sometimes the product of a specific micro-organism and sometimes naturally present in the blood or tissues of an animal), capable of producing immunity from certain diseases, or of counteracting the poisonous effects of pathogenic bacteria.

Opposition or resistance of matter to force. [R.] Sir W. Hamilton.

e species when disturbed throw out a deep purple liquor, which colors the water to some distance. See Illust. in Appendix.

That point in the orbit of the moon which is at the greatest distance from the earth.