insuperability
Also found in: Thesaurus.
in·su·per·a·ble
(ĭn-so͞o′pər-ə-bəl)adj.
Impossible to overcome; insurmountable: insuperable odds.
[Middle English, from Old French, from Latin īnsuperābilis : in-, not; see in-1 + superābilis, superable; see superable.]
in·su′per·a·bil′i·ty n.
in·su′per·a·bly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.