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terrain

noun

Simple meaning

The surface of the earth.

Pronunciation

Say it like this:

terayn

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US device voice
IPA pronunciation (US)

tɚˈeɪn

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.

noun

  1. chiefly aviation

    The surface of the earth; the ground.

  2. An area of land or its particular features.

  3. geology

    A single, distinctive rock formation; an area having a preponderance of a particular rock or group of rocks.

Word at a Glance

Difficulty
B2 · Upper Intermediate
Frequency
Moderately Common
Typical Use
Neutral / general English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: The surface of the earth; the ground.

Used this way, terrain 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
Matter-of-fact
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 terrain

  • “They decided to attack across the rocky terrain.”noun

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Common Patterns and Combinations

How this word naturally appears with others.

difficult terrainrough terrainrugged terrainflat terrainopen terrainrocky terrainnew terraincontested terrain

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • terrain flightnounCompound term

    Flight at very low altitudes.

  • terrain intelligencenounCompound term

    Tactical intelligence on the natural and man-made characteristics of an area.

  • all-terrain bikenounCompound term

    A bicycle with a sturdy frame and fat tires.

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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.