Hypertext Webster Gateway: "crux"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Crux \Crux\ (kr[u^]ks), n.; pl. E. {Cruxes} (-[e^]z), L.
{Cruces} (kr[udd]"s[=e]z). [L., cross, torture, trouble.]
Anything that is very puzzling or difficult to explain. --Dr.
Sheridan.
The perpetual crux of New Testament chronologists.
--Strauss.
From WordNet (r) 1.7 (wn)
Crux
n 1: a small conspicuous constellation the the southern
hemisphere in the Milky Way near Centaurus [syn: {Southern
Cross}, {Crux}, {Crux Australis}]
2: the most important point [syn: {crux of the matter}]
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