unattainable

adjective

un·​at·​tain·​able ˌən-ə-ˈtā-nə-bəl 

: not able to be accomplished or achieved : not attainable

unattainable goals

an unattainable ideal

unattainability

ˌən-ə-ˌtā-nə-ˈbi-lə-tē 

noun

unattainably

ˌən-ə-ˈtā-nə-blē 

adverb

Synonyms

• inaccessible
• unavailable
• untouchable
• unobtainable

Examples of unattainable in a Sentence

an eagle's nest in an unattainable location

unfortunately, world peace is probably an unattainable ideal

Recent Examples on the Web

Indeed, with the big beautiful bill cutting air pollution monitoring measures and clean energy incentives for corporations, environmental protection feels like an unattainable dream. —Lahari Vuppaladhadiam, Chicago Tribune, 5 Sep. 2025

In addition to offering previously unattainable data rates, Wi-Fi 7 employs new technologies to reduce latency, increase network capacity, and boost efficiency. —Rob Pegoraro, PC Magazine, 3 Sep. 2025

That’s because rhetoric that reinforces a single idea of masculinity sets unattainable standards for how men should act in the workplace. —Colleen Tolan, The Conversation, 3 Sep. 2025

Many people will find the 50-30-20 rule to be too extreme and thus unattainable. —Russ Wiles, AZCentral.com, 29 Aug. 2025

Word History

First Known Use

1662, in the meaning defined above

Rhymes for unattainable

• attainable
• explainable
• maintainable
• obtainable
• sustainable
• ascertainable
• unexplainable
• unobtainable
• unsustainable
• trainable