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

In addition to offering previously unattainable data rates, Wi-Fi 7 employs new technologies to reduce latency, increase network capacity, and boost efficiency. —Eric Zeman, PC Magazine, 8 Oct. 2025

There’s no better time to make that seemingly unattainable dream a reality than during Amazon’s Prime Big Deal Days this year, running from October 7-8. —Stacia Datskovska, Footwear News, 7 Oct. 2025

Rising housing prices and high interest rates have made the dream of home ownership — long considered a core tenant of financial success — appear increasingly unattainable. —Alex Harring, CNBC, 23 Sep. 2025

And the Sheriff’s Office is requesting a Boston Dynamics SPOT Robot, a four-legged robot used to reach unattainable areas. —Emma Hall, Sacbee.com, 23 Sep. 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