Thesaurus.com
synonyms
  • definitions

impermeable

see definition of impermeable
  • adjimpenetrable
Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.
Relevance
A-Z
Length
-
+

Synonyms for impermeable

adj impenetrable
  • airtight
  • dense
  • hermetic
  • impassable
  • impervious
  • leak-proof
  • nonporous
  • sealed
  • water-resistant
  • waterproof
  • watertight

More words related to impermeable

airtight

adjective. sealed
  • closed
  • impenetrable
  • impermeable
  • shut

close

adjective. dense, cramped
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
  • PREVIOUS
  • NEXT