Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

Thesaurus

impassable

adjective
variants: also impassible

Synonyms and Antonyms of impassable

impossible to get through or into
  • The road was impassable until snowplows cleared it.
Synonyms of impassable

impenetrable, impermeable, impervious, impregnable
Words Related to impassable

close, compact, dense, thick, tight

compressed, condensed

sturdy, substantial, tough

firm, frozen, hard, solid, stiff

inflexible, rigid, unbending, unyielding
Near Antonyms of impassable

soft, squishy

bendable, elastic, flexible, giving, malleable, pliable, yielding

absorbent, porous
Antonyms of impassable

negotiable, passable, penetrable, permeable

Learn More about impassable

  1. See words that rhyme with impassable Dictionary: Definition of impassable Spanish Central: Translation of impassable Nglish: Translation of impassable for Spanish speakers

Seen and Heard

What made you want to look up impassable? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

grudging

play

unwilling or reluctant

Get Word of the Day daily email!

TRENDING NOW

  1. lowlife 'a person of low moral character'

  2. kakistocracy 'government by the worst people'

  3. slimeball 'a morally repulsive or odious person'

  4. salacious 'arousing or appealing to sexual desire'

  5. oligarch 'government in which a small group exercises control'

SEE ALL

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

image236659401
Words from Letters in the Greek Alphabet

When English borrows from another alphabet

alt-5ada140ed3e28
'Preventive' or 'Preventative'?

Why not both?

alt-5ad8fc71357ed
Words We're Watching: 'Bluebeard,' the Verb

No, it's not a coiffure trend

alt-5ad8d3361fb97
Where 'Cliff-hangers' Come From

You're on the edge of your seat

Ask the Editors

image1760257654
2017 Word of the Year: Behind the Scenes

How we chose 'feminism'

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

video-literally
Literally

How to use a word that (literally) drives some people nuts.

video-his-or-her
Is Singular 'They' a Better Choice?

The awkward case of 'his or her'

Word Games

image1926873504
Odd Habits and Quirks Quiz

Test your knowledge of strange human behaviors.

Take the quiz
cats-on-impossible-timber
More Confusing Words—Quiz

How many of these commonly confused words do you know?

Take the quiz
How Strong Is Your Vocabulary?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Take the quiz
Word Winder's CrossWinder
Word Winder's CrossWinder

A game of winding words.

Play the game