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latus rectum

American  
[ley-tuhs rek-tuhm] / ˈleɪ təs ˈrɛk təm /

noun

Geometry.
latera recta plural
  1. the chord perpendicular to the principal axis and passing through a focus of an ellipse, parabola, or hyperbola.


latus rectum British  
/ ˈlɑːtəs ˈrɛktəm /

noun

  1. geometry a chord that passes through the focus of a conic and is perpendicular to the major axis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of latus rectum

1695–1705; < New Latin: literally, straight side

Example Sentences

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See Examples For:

TRY IT #5 Graph Identify and label the vertex, axis of symmetry, focus, directrix, and endpoints of the latus rectum.

From Textbooks Feb. 13, 2015

If we sketch lines tangent to the parabola at the endpoints of the latus rectum, these lines intersect on the axis of symmetry, as shown in Figure 6.

From Textbooks Feb. 13, 2015

TRY IT #1 Graph Identify and label the focus, directrix, and endpoints of the latus rectum.

From Textbooks Feb. 13, 2015

The line segment that passes through the focus and is parallel to the directrix is called the latus rectum.

From Textbooks Feb. 13, 2015

TRY IT #4 Graph Identify and label the vertex, axis of symmetry, focus, directrix, and endpoints of the latus rectum.

From Textbooks Feb. 13, 2015

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