Associations to the word «Impassable»

Wiktionary

IMPASSABLE, adjective. (of a route, terrain, etc.) Incapable of being passed over, crossed, or negotiated.
IMPASSABLE, adjective. (of an obstacle) Incapable of being overcome or surmounted.
IMPASSABLE, adjective. (of currency) Not useable as legal tender.

Dictionary definition

IMPASSABLE, adjective. Incapable of being passed.

Wise words

The difference between the right word and the almost right word is the difference between lightning and a lightning bug.
Mark Twain