Webster's Revised Unabridged Dictionary -- Volume AB

Ar"to·type (?), n. [Art + type.] A kind of autotype.

Ar`to·ty"rite (?), n. [LL. Artotyritae, pl., fr. Gr. ? bread + ? cheese.] (Eccl. Hist.) One of a sect in the primitive church, who celebrated the Lord's Supper with bread and cheese, alleging that the first oblations of men not only of the fruit of the earth, but of their flocks. [Gen. iv. 3, 4.]

Ar"tow (?). A contraction of art thou. [Obs.] Chaucer.

Arts"man (?), n. A man skilled in an art or in arts. [Obs.] Bacon.

Art` un"ion (?). An association for promoting art (esp. the arts of design), and giving encouragement to artists.

A"rum, n. [L. arum, aros, Gr. ?.] A genus of plants found in central Europe and about the Mediterranean, having flowers on a spadix inclosed in a spathe. The cuckoopint of the English is an example.

Our common arums -- the lords and ladies of village children.
Lubbock.

The American "Jack in the pulpit" is now separated from the genus Arum.

Ar`un·del"ian (?), a. Pertaining to an Earl of Arundel; as, Arundel or Arundelian marbles, marbles from ancient Greece, bought by the Earl of Arundel in 1624.

Ar`un·dif"er·ous, a. [L. arundifer; arundo reed + ferre to bear.] Producing reeds or canes.

A·run`di·na"ceous (?), a. [L. arundinaceus, fr. arundo reed.] Of or pertaining to a reed; resembling the reed or cane.

Ar`un·din"e·ous (?), a. [L. arundineus, fr. arundo reed.] Abounding with reeds; reedy.

A·rus"pex (?), n.; pl. Aruspices (?). [L. aruspex or haruspex.] One of the class of diviners among the Etruscans and Romans, who foretold events by the inspection of the entrails of victims offered on the altars of the gods.