Defn: A steel-gray mineral, of metallic luster, commonly fibrous massive. It is a sulphide of antimony and lead, with a little iron.
JAMES'S POWDER
James"'s pow`der. (Med.)
Defn: Antimonial powder, first prepared by Dr. James, ar English physician; — called also fever powder.
JAMESTOWN WEED
James"town` weed`. (Bot.)
Defn: The poisonous thorn apple or stramonium (Datura stramonium), a rank weed early noticed at Jamestown, Virginia. See Datura.
Note: This name is often corrupted into jimson, jimpson, and gympsum.
JAN
Jan, n. Etym: [Ar.] (Moham. Myth.)
Defn: One of intermediate order between angels and men.
JANE
Jane, n. Etym: [LL. Janua Genoa; L. Genua, also OE. Jean.]
1. A coin of Genoa; any small coin. Chaucer.