Dictionary.com
Thesaurus.com

unachievable

  • a word derived from achieve.
    achieve
    verb (used with object)
    to bring to a successful end; carry through; accomplish.

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.

See Examples For:

While autarky is both undesirable and unachievable, dependence on foreign suppliers in key areas such as medical supplies and advanced computer chips can generate dangers to the economy and national security.

From The Wall Street Journal ● Feb. 10, 2026

"You only have to walk through the streets of our densely built borough to see how unachievable it would be to build 5,107 homes a year here; this borough is only 4.5 miles squared."

From BBC ● Jan. 9, 2025

Experts told ABC News that "it's unrealistic, unaffordable and unachievable."

From Salon ● Dec. 23, 2024

The current deadline of having all 149 leak-prone single-shell tanks emptied by 2040 is unachievable.

From Seattle Times ● Apr. 30, 2024

A very long hitting streak in baseball is a particularly amazing sort of record, so unlikely as to seem virtually unachievable and almost immune to probabilistic prediction.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos