Antiseptic, an-ti-sept′ik, adj. and n. counteracting putrefaction and analogous fermentive changes: preventing moral decay.—adv. Antisept′ically. [Gr. anti, against, and sēpein, to rot.]

Antisocial, an-ti-sōsh′al, adj. opposed to the principles and usages of society. [Anti- and Social.]

Antispasmodic, an-ti-spaz-mod′ik, adj. opposing spasms or convulsions.—n. a remedy for spasms or convulsions. [Gr. anti, against, and Spasmodic.]

Antispast, an′ti-spast, n. in metre, a foot composed of an iambus and a trochee.—adj. Antispast′ic. [Gr. antispastos, antispa-ein, to draw into a contrary direction.]

Antistrophe, an-tis′trōf-e, n. (poet.) the returning movement from left to right in Greek choruses and dances, the movement of the strophe being from right to left: the stanza of a song alternating with the strophe: an inverse relation.—adj. Antistroph′ic, pertaining to the antistrophe. [Gr.; anti, against, and streph-ein, to turn.]

Antitheism, an-ti-thē′izm, n. the doctrine which denies the existence of a God.—n. Antithē′ist.—adj. Antitheist′ic.

Antithesis, an-tith′e-sis, n. a figure in which thoughts or words are set in contrast: a counter-thesis, counter-proposition: opposition: the contrast:—pl. Antith′esēs.—n. Ant′ithet (rare), an instance of antithesis.—adjs. Antithet′ic, -al.—adv. Antithet′ically. [Gr.; anti, against, tithēmi, to place.]

Antitoxin, an-ti-tok′sin, n. the name applied to substances present in the blood of an animal which neutralise the action of toxins or bacterial poisons.—adj. Antitox′ic.

Antitrade, an′ti-trād, n. a wind that blows in the opposite direction to the trade-wind—that is, in the northern hemisphere from south-west, and in the southern hemisphere from north-west.

Antitrinitarian, an-ti-trin-it-ār′i-an, n. and adj. opposed to the doctrine of the Trinity.—n. Antitrinitar′ianism.