unaccountable

adjective

un·​ac·​count·​able ˌən-ə-ˈkau̇n-tə-bəl 

1

: not to be accounted for : inexplicable, strange

2

: not to be called to account : not responsible

unaccountability

ˌən-ə-ˌkau̇n-tə-ˈbi-lə-tē 

noun

Synonyms

• unexplainable
• irrational
• inexplicable
• unreasonable

Examples of unaccountable in a Sentence

She has shown an unaccountable reluctance to accept their offer.

the decorator's client has an unaccountable dislike for that color

Recent Examples on the Web

For some of them, especially those animated by the conviction — not entirely unreasonable — that real power in America lies with shadowy, malevolent and unaccountable forces, the Epstein mythology is too central to their worldview to let go of. —Michelle Goldberg, Mercury News, 6 Sep. 2025

At this point in its history, the theory goes, the United States requires a willful and largely unaccountable power to impose changes that leaders with more delicate sensibilities and procedural scruples cannot ever accomplish. —Russell Muirhead, Foreign Affairs, 5 Sep. 2025

In a free society, the people who enforce the law should never be faceless or unaccountable. —Billal Rahman, MSNBC Newsweek, 2 Sep. 2025

Transparency And Governance Autonomous doesn’t mean unaccountable. —Abakar Saidov, Forbes.com, 2 Sep. 2025

Word History

First Known Use

1643, in the meaning defined at sense 1

Rhymes for unaccountable

• accountable
• demountable
• uncountable
• countable
• insurmountable

Kids Definition

unaccountable

adjective

un·​ac·​count·​able ˌən-ə-ˈkau̇nt-ə-bəl 

1

: inexplicable, strange

2

: not to be called to account : not responsible

unaccountably

-blē

adverb