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# linear

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## Simple Definition of linear

• : formed by lines : made up of lines

• : forming a line

• : of or relating to the length of something

Source: Merriam-Webster's Learner's Dictionary

## Full Definition of linear

1. 1 a (1) :  of, relating to, resembling, or having a graph that is a line and especially a straight line :  straight (2) :  involving a single dimension b (1) :  of the first degree with respect to one or more variables (2) :  of, relating to, based on, or being linear equations, linear differential equations, linear functions, linear transformations, or linear algebra c (1) :  characterized by an emphasis on line <linear art> (2) :  composed of simply drawn lines with little attempt at pictorial representation <linear script> d :  consisting of a straight chain of atoms

2. 2 :  elongated with nearly parallel sides <linear leaf> — see leaf illustration

3. 3 :  having or being a response or output that is directly proportional to the input

4. 4 :  of, relating to, or based or depending on sequential development <linear thinking> <a linear narrative>

## linearity

play \ˌli-nē-ˈer-ə-tē, -ˈa-rə-\ noun

## Examples of linear in a sentence

1. a flat, almost linear horizon

2. <the bullets from early firearms were notorious for not following a strictly linear path through the air>

Circa 1656

circa 1656

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## Definition of linear for Students

1. 1 :  made up of, relating to, or like a line :  straight

2. 2 :  involving a single dimension

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## Medical Definition of linear

1. :  of, relating to, or resembling a line

## linearity

\ˌlin-ē-ˈar-ət-ē\play noun plural

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