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4 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Pi·per·a·zine n. Also -zin .  Chem. A crystalline substance, (C2H4NH)2, formed by action of ammonia on ethylene bromide, by reduction of pyrazine, etc. It is a strong base, and is used as a remedy for gout.
 

From: Webster's Revised Unabridged Dictionary (1913)

 Pyr·a·zine n. Also -zin .  Org. Chem. A feebly basic solid, C4H4N2, obtained by distilling piperazine with zinc dust, and in other ways. Also, by extension, any of various derivatives of the same.
 

From: Easton's 1897 Bible Dictionary

 Zin
    a low palm-tree, the south-eastern corner of the desert et-Tih,
    the wilderness of Paran, between the Gulf of Akabah and the head
    of the Wady Guraiyeh (Num. 13:21). To be distinguished from the
    wilderness of Sin (q.v.).

From: Hitchcock's Bible Names Dictionary (late 1800's)

 Zin, buckler; coldness