4 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Piperazine \Pi*per"a*zine\, n. Also -zin \-zin\ . [Piperidine +
azote + -ine.] (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) [web1913]:
Pyrazine \Pyr"a*zine\, n. Also -zin \-zin\ . [Pyridine + Gr ?
not + ? life.] (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 [easton]:
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) [hitchcock]:
Zin, buckler; coldness
more about zin
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Lake Atitlan, Guatemala
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