Definition of "secant" []

• A straight line intersecting a curve at two or more points. (noun)
• The straight line drawn from the center through one end of a circular arc and intersecting the tangent to the other end of the arc. (noun)
• The ratio of the length of this line to the length of the radius of the circle. (noun)
• The reciprocal of the cosine of an angle in a right triangle. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "So: why is the word secant used as the word for the reciprocals of sine and cosine? what is the perimeter of a rhombus who's diagonals are 8 and 22? en Español"
• "Why is the word secant used as the word for the reciprocals of sine and cosine? en Español"
• "why is the word secant used as the word for the reciprocals of sine and cosine? what is the perimeter of a rhombus who's diagonals are 8 and 22? en Español"