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horizon

noun

Simple meaning

The range of interest or activity that can be anticipated.

Pronunciation

Say it like this:

hereyezuhn

Say the bold part a little louder.

US device voice
IPA pronunciation (US)

hɚˈaɪzən

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. The range of interest or activity that can be anticipated

    “It is beyond the horizon of present knowledge.”

  2. figuratively

    The range or limit of one's knowledge, experience or interest; a boundary or threshold.

  3. The range or limit of any dimension in which one exists.

  4. The visible horizontal line (in all directions) where the sky appears to meet the earth in the distance.

  5. Any level line or surface.

Word at a Glance

Difficulty
B2 · Upper Intermediate
Frequency
Common
Typical Use
Everyday English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: The range of interest or activity that can be anticipated

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

Heard in a sentence
“It is beyond the horizon of present knowledge.”
Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Common
Connotation
Matter-of-fact
Usage feel
Neutral and straightforward

Usage note

It most often appears in the pattern “horizon of …”, which is worth copying when you use it.

Nearby words

  • visible horizon , rarer, so it draws attention

Natural pattern: horizon of …

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

More ways to use horizon

  • “It is beyond the horizon of present knowledge.”noun

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Common Patterns and Combinations

How this word naturally appears with others.

Visible

distant horizon

Cultural

event horizon

Other combinations

horizon linewestern horizoneastern horizonplanning horizonpolitical horizonnew horizon

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • artificial horizonnounCompound term

    A navigational instrument based on a gyroscope.

  • b-horizonnounCompound term

    Immediately below the A-horizon.

  • c-horizonnounCompound term

    Beneath the B-horizon and above the bedrock.

  • celestial horizonnounCompound term

    The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth.

  • geological horizonnounCompound term

    A layer of rock with a particular composition (especially of fossils).

  • gyro horizonnounCompound term

    A navigational instrument based on a gyroscope.

Related words

Connected by subject or meaning, not by word formation.

  • horizontaladjectiveRelated term

    Parallel to or in the plane of the horizon or a base line.

  • horizontal parallaxnounRelated term

    The maximum parallax observed when the celestial body is at the horizon.

More about this wordSynonyms, forms, origin

Synonyms

Sense: range of interest

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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.