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nonlinear

adjective

Simple meaning

Whose output is not directly proportional to its input.

Pronunciation

Say it like this:

nahnlineeer

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IPA pronunciation (US)

nɑnˈlɪniɚ

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

adjective

  1. of a system

    Whose output is not directly proportional to its input.

  2. of a set of points

    Not lying on a straight line.

  3. mathematicsof a function

    Having a product of independent variables, or a variable with an exponent not equal to one.

  4. Erratic and unpredictable; tending to jump back and forth.

Word at a Glance

Difficulty
B2 · Upper Intermediate (estimated)
Frequency
Moderately Common
Typical Use
Varies by meaning

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: (of a system) Whose output is not directly proportional to its input.

Used this way, nonlinear is a reasonably familiar word that usually carries little praise or criticism of its own. It usually sounds natural in a wide range of settings.

Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Moderately common
Connotation
No strong connotation
Usage feel
Neutral and straightforward

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use nonlinear

  • “A film with a nonlinear plot.”adjective

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Common Patterns and Combinations

How this word naturally appears with others.

nonlinear programmingnonlinear systemnonlinear regressionnonlinear opticsnonlinear effectsnonlinear functionnonlinear dynamicshighly nonlinear

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • nonlinear correlationnounCompound term

    Any correlation in which the rates of change of the variables is not constant.

  • nonlinear distortionnounCompound term

    Distortion that occurs when the output signal does not have a linear relation to the input signal.

  • nonlinear systemnounCompound term

    A system whose performance cannot be described by equations of the first degree.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.