**2.** Noun. The extent to which something is collinear ¹

¹ *Source: wiktionary.com*

### Definition of Collinearity

**1.** [n -TIES]

### Medical Definition of Collinearity

**1.**
The phenomona that the orderings of the corresponding elements of DNA, the RNA transcribed from it, and the amino acid translated from the RNA are identical.
Origin: L. Collineo, to direct in a straight line
(05 Mar 2000)

### Collinearity Pictures

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### Lexicographical Neighbors of Collinearity

### Literary usage of Collinearity

Below you will find example usage of this term as found in modern and/or classical literature:

**1.** *Elements of Quaternions* by William Rowan Hamilton (1899)

"... we see that the condition of **collinearity** of the three points А, в, с, in the
given plane OAB, is expressed by the formula, a + b + с = 0. ..."**2.** *Plane and Solid Geometry* by Wooster Woodruff Beman, David Eugene Smith (1895)

"Concurrence and **collinearity**. Theorem 10. If X, Y, Z are three points on the
sides a, b, c, respectively, of a triangle ABC, such that the perpendiculars to ..."**3.** *Chapters on the Modern Geometry of the Point, Line, and Circle: Being the* by Richard Townsend (1863)

"... regarded as criteria of the **collinearity** of three points X, Y, Z on the sides,
and of the concurrence of these lines AX, BY, CZ through the vertices, ..."**4.** *Mathematical Questions and Solutions* by W. J. C. Miller (1900)

"... MA)—Show that the **collinearity** of the mid-points of the diagonals of a complete
quadrilateral is an immediate deduction from MENELAUS' theorem, viz., ..."**5.** *Euclid Revised: Containing the Essentials of the Elements of Plane Geometry* by Euclid (1890)

"... ii—CONCURRENCY AND **collinearity**. I THEOREM (1)—IfX, Y, Z are points in the
sides BC, CA, AB of a triangle ABC, such that the perpendiculars to the sides ..."**6.** *New Plane and Solid Geometry* by Wooster Woodruff Beman, David Eugene Smith (1900)

"CONCURRENCE AND **collinearity**. PROPOSITION XXXI. 323. Theorem. If X, Y, Z are
three points on the sides a, b, c, respectively, of a triangle ABC, ..."