Found 2 items, similar to insuperable.
English → English (WordNet)
Definition: insuperable
insuperable
adj 1: impossible to surmount [syn: insurmountable]
2: incapable of being surmounted or excelled; “insuperable
odds”; “insuperable heroes” [syn: unconquerable]
English → English (gcide)
Definition: Insuperable
Insuperable \In*su"per*a*ble\, a. [L. insuperabilis: cf. OF.
insuperable. See In- not, and Superable.]
Incapable of being passed over or surmounted; insurmountable;
as, insuperable difficulties.
[1913 Webster]
And middle natures, how they long to join,
Yet never pass the insuperable line? --Pope.
[1913 Webster]
The difficulty is enhanced, or is . . . insuperable.
--I. Taylor.
Syn: Impassable; insurmountable; unconquerable. --
In*su"per*a*ble*ness, n. -- In*su"per*a*bly, adv.
[1913 Webster]