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Definitions

insuperable

[in-soo-per-uh-buhl] / ɪnˈsu pər ə bəl /
ADJECTIVE
impassable
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Here and elsewhere, scale is a messaging device, speaking of the Roman imperium’s insuperable need to seize and control large swaths of space.

From The Wall Street Journal • Oct. 22, 2025

Dava Sobel says Eddington told Cecilia that he saw "no insuperable obstacles," and Cecilia kept in touch with Eddington after that initial encounter.

From Scientific American • Jun. 22, 2023

This is an insuperable problem, and I spent the entire series trying to understand how things went so wrong.

From Los Angeles Times • Sep. 23, 2021

If the left’s challenges appear daunting, they are perhaps not yet insuperable.

From New York Times • Sep. 2, 2021

South Africa’s Mediterranean climate would have been ideal for them, but the 2,000 miles of tropical conditions between Ethiopia and South Africa posed an insuperable barrier.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond