Definition of "collinear" [collinear]

• Passing through or lying on the same straight line. (adjective)
• Containing a common line; coaxial. (adjective)

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.

• "One is the data set might be too small -- what econometricians call "collinear" -- and the other is that the assumptions that you need are not really credible."
• "No, not Newt's law, but Newton's Law, which says "The mutual forces of action and reaction between two bodies are equal, opposite and collinear.""
• "However, I do though question your assumption that CO2 and Solar are collinear."