ARBITRATRIX
Ar"bi*tra`trix, n. Etym: [L., fem. of arbitrator.]

Defn: A female who arbitrates or judges.

ARBITRESS
Ar"bi*tress, n. Etym: [From Arbiter.]

Defn: A female arbiter; an arbitratrix. Milton.

ARBLAST
Ar"blast, n.

Defn: A crossbow. See Arbalest.

ARBOR Ar"bor, n. Etym: [OE. herber, herbere, properly a garden of herbs, F. herbier, fr. L. herbarium. See Herb, and cf. Herbarium.]

Defn: A kind of latticework formed of, or covered with, vines, branches of trees, or other plants, for shade; a bower. Sir P. Sidney.

ARBOR
Ar"bor, n. [Written also arbour.] Etym: [L., a tree, a beam.]

1. (Bot.)