linear

adjective

lin·​e·​ar ˈli-nē-ər How to pronounce linear (audio)
Synonyms of linearnext
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
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
a linear molecule
2
: elongated with nearly parallel sides
linear leaf
see leaf illustration
3
: having or being a response or output that is directly proportional to the input
4
: of, relating to, or based or depending on sequential development
linear thinking
a linear narrative
linearity noun
linearly adverb

Examples of linear in a Sentence

a flat, almost linear horizon the bullets from early firearms were notorious for not following a strictly linear path through the air
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
If the digital nouveau riche have sufficient discretionary income to unseat the coupon-clipping linear-TV gang, all that outsized buying power may not necessarily translate to a full-on tech takeover. Anthony Crupi, Sportico.com, 18 Mar. 2026 The plan is to remove about 450 linear feet of the 5-foot-wide concrete sidewalk next to Coast Boulevard and install a new 10-foot-wide concrete sidewalk as a replacement. Ashley MacKin Solomon, San Diego Union-Tribune, 18 Mar. 2026 The Avengers do, however, have access to the Quantum Realm, the sub-atomic domain where time starts to behave in weird, non-linear ways. Richard Edwards, Space.com, 17 Mar. 2026 Next up, the low-pressure system has a feature associated with it that, in meteorology speak, is called a QLCS, or quasi-linear convective system. Andrea Thompson, Scientific American, 16 Mar. 2026 See All Example Sentences for linear

Word History

First Known Use

circa 1656, in the meaning defined at sense 1a(1)

Time Traveler
The first known use of linear was circa 1656

Browse Nearby Words

Cite this Entry

“Linear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/linear. Accessed 20 Mar. 2026.

Kids Definition

linear

adjective
lin·​ear
ˈlin-ē-ər
1
a
: relating to, consisting of, or resembling a line : straight
b
: involving a single dimension
c
: of, relating to, based on, or being linear equations or linear functions
2
: long and uniformly narrow
the linear leaf of the hyacinth
linearity
ˌlin-ē-ˈar-ət-ē
noun
linearly
ˈlin-ē-ər-lē
adverb

Medical Definition

linear

adjective
lin·​ear ˈlin-ē-ər How to pronounce linear (audio)
: of, relating to, or resembling a line
linearity noun
plural linearities
linearly adverb

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