OXFORD 9000
📚 adj • entry_id 19211

insuperable

/ɪnˈsup(ə)ɹəb(ə)l/
Meanings (ES + gloss)
insuperable
Impossible to achieve or overcome or be negotiated.
Regular services for passengers and goods were maintained for almost 50 years, but the speed limit of 16 m.p.h., imposed by the Board of Trade, proved an insuperable handicap after…
While Indian English may not have a uniform standard form throughout the country, this in itself is not an insuperable obstacle for lexicography.