SUMACS

Noun

sumacs

plural of sumac

Verb

sumacs

Third-person singular simple present indicative form of sumac

Source: Wiktionary

SUMAC

Su"mac, Su"mach, n. Etym: [F. sumac, formerly sumach (cf. Sp. zumaque), fr. Ar. summaq.] [Written also shumac.]

1. (Bot.)

Definition: Any plant of the genus Rhus, shrubs or small trees with usually compound leaves and clusters of small flowers. Some of the species are used in tanning, some in dyeing, and some in medicine. One, the Japanese Rhus vernicifera, yields the celebrated Japan varnish, or lacquer.

2. The powdered leaves, peduncles, and young branches of certain species of the sumac plant, used in tanning and dyeing. Poison sumac. (Bot.) See under Poison.

Source: Webster’s Unabridged Dictionary 1913 Edition