latus rectum


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Related to latus rectum: Conic sections, directrix

latus rectum

(ˈlɑːtəs ˈrɛktəm)
n, pl latera recta (ˈlætərə ˈrɛktə)
(Mathematics) geometry a chord that passes through the focus of a conic and is perpendicular to the major axis
[C18: New Latin: straight side]
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It is also a remarkable fact that the dog's path is that section of the parabola lying above the latus rectum.