Definition of Directrix
1. n. A directress.
Definition of Directrix
1. [n -TRIXES or -TRICES]
Medical Definition of Directrix
1.
1. A directress.
2. A line along which a point in another line moves, or which in any way governs the motion of the point and determines the position of the curve generated by it; the line along which the generatrix moves in generating a surface. A straight line so situated with respect to a conic section that the distance of any point of the curve from it has a constant ratio to the distance of the same point from the focus.
Source: Websters Dictionary
(01 Mar 1998)
Lexicographical Neighbors of Directrix
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