Word Explorer

Impermeable

🔄 Synonyms of "Impermeable"

4 synonyms found via WordNet and Google Books.

Word	Definition
rubbernoun	(uncountable, countable) Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene.
water-resistant	That slows the penetration of water (but is not necessarily fully watertight).
water-repellentnoun	That does not absorb water or that prevents the absorption of water.
rubberized	Coated or treated with rubber.

Words with the opposite meaning.

Word	Definition
permeable	Able to be permeated; absorbing or allowing the passage of fluids.

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
water-resistant	That slows the penetration of water (but is not necessarily fully watertight).
water-repellent	That does not absorb water or that prevents the absorption of water.
rubberized	Coated or treated with rubber.
rubber	(slang, of a draft/check) Not covered by funds on account.
impervious	Unaffected or unable to be affected by something.
immune	(medicine, usually with "to") Protected by inoculation, or due to innate resistance to pathogens.
secure	Free from attack or danger; protected.
resistant	Which is not affected or overcome by a disease, drug, chemical or atmospheric agent, extreme of temperature, etc.
blind	(not comparable) Unable to see, or only partially able to see.
sealed	Closed by a seal.
leakproof	Resistant to leaks; hermetic, sound; as of a dry cell battery.
watertight	So tightly made that water cannot enter or escape.
airtight	Impermeable to air or other gases.
gastight	impermeable to gases
weatherproof	Capable of resisting damage caused by the weather.
waterproof	Resistant to the effects of water.
rainnoun	(meteorology) Condensed water falling from a cloud.
raincoatnoun	A waterproof coat to be worn in the rain.
unpermeable	impermeable
impenetrable	(figuratively) Incomprehensible; fathomless; inscrutable.