Separatrix \Sep`a*ra"trix\, n.; pl. L. -trices, E. -trixes.
[L., she that separates.]
(Arith.)
The decimal point; the dot placed at the left of a decimal
fraction, to separate it from the whole number which it
follows. The term is sometimes also applied to other marks of
separation.
Source: Webster's Revised Unabridged Dictionary (1913)
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Quadratrix \Quad*ra"trix\, n.; pl. -trixes, or -trices.
[NL.]
(Geom.)
A curve made use of in the quadrature of other curves; as the
quadratrix, of Dinostratus, or of Tschirnhausen.
Source: Webster's Revised Unabridged Dictionary (1913)
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