unpassable

English

Etymology

un- +‎ passable

Adjective

unpassable (not comparable)

1. Not able to be passed.
   • 2012, David Westphal, Thy Will Be Done in Me: Living the Lord's Prayer (page 81)

     For many, the discerning of God's will seems like an insurmountable trial or an unpassable test. Rather than complete the exam, they'd just as soon walk away.

   1. (tennis) Not able to be passed; not capable of being beaten at the net by a passing shot.

See also

• impassable