Another word for unheard-of

a-z

Adjective

Not known or not widely known by name

unknown
Not known; unfamiliar:
Not identified, ascertained, or established:
Not well known or widely known:

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1. Not known; unfamiliar:
2. Not identified, ascertained, or established:
3. Not well known or widely known:
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obscure
Deficient in light; dark:
So faintly perceptible as to lack clear delineation; indistinct:
Indistinctly heard; faint.

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1. Deficient in light; dark:
2. So faintly perceptible as to lack clear delineation; indistinct:
3. Indistinctly heard; faint.
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nameless
Having or bearing no name:
Unknown by name; obscure:
Not designated by name; anonymous:

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1. Having or bearing no name:
2. Unknown by name; obscure:
3. Not designated by name; anonymous:
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© Roget’s II: The New Thesaurus Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.

Another word for unheard-of

Modifier

new
Having been made or come into being only a short time ago; recent:
Still fresh:
Never used or worn before now:

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1. Having been made or come into being only a short time ago; recent:
2. Still fresh:
3. Never used or worn before now:
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unique
Being the only one of its kind:
Characteristic only of a particular category or entity:
Remarkable; extraordinary:

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1. Being the only one of its kind:
2. Characteristic only of a particular category or entity:
3. Remarkable; extraordinary:
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unprecedented
Having no previous example:

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1. Having no previous example:
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© WEBSTER’S NEW WORLD® ROGET’S A-Z THESAURUS by Charlton Laird and the editors of Webster’s New World dictionaries. Copyright © 1999 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.