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unbelievably

adverb

Simple meaning

To a surprising or extreme degree; in a way that is hard to believe.

Pronunciation

Say it like this:

uhnbuhleevuhblee

Say the bold part a little louder.

US device voice
IPA pronunciation (US)

ənbəˈlivəbli

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.

adverb

  1. degree

    To an extent not to be believed.

  2. evaluative

    Contrary to expectations, amazingly.

  3. manner

    In a manner that one does not or cannot believe.

  4. manner

    In an unbelievable manner

  5. manner

    Not easy to believe

Understand the Word

How this word is built, and what each part adds.

un- + believe + -able + -lyunbelievably

In a way that is extremely surprising or difficult to believe.

un-
not, or without
believe
accept something as true
-able
capable of being
-ly
turns the adjective into an adverb: in that manner

Prefix function , Not — expresses absence of the quality

Word at a Glance

Difficulty
B2 · Upper Intermediate (estimated)
Frequency
Uncommon
Typical Use
Primarily written

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: (degree) To an extent not to be believed.

Used this way, unbelievably 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.

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Common Patterns and Combinations

How this word naturally appears with others.

To an extent not to be believed

unbelievably largeunbelievably small

Other combinations

unbelievably lowunbelievably beautifulunbelievably highunbelievably goodunbelievably badunbelievably long

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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.