unexplainable

adjective

un·​ex·​plain·​able ˌən-ik-ˈsplā-nə-bəl 

: incapable of being explained : inexplicable, unaccountable

a seemingly unexplainable occurrence

unexplainable behavior

unexplainably

ˌən-ik-ˈsplā-nə-blē 

adverb

Synonyms of unexplainable

• inexplicable
• irrational
• unreasonable
• unaccountable
• inexplainable
• unusual

Examples of unexplainable in a Sentence

a series of unexplainable weather events

Recent Examples on the Web

In the aftermath, Harriet has an unexplainable health scare, bringing her four estranged children to the family home to care for her. —Matt Grobar, Deadline, 10 Apr. 2026

Oftentimes, the greater impacts are driven by an individual’s intense and unexplainable passion. —Naman Ramachandran, Variety, 24 Mar. 2026

James Hollis, an immigration lawyer who leads the sports and entertainment practice at McEntee Law Group, has had similarly unexplainable experiences. —Justin Birnbaum, Sportico.com, 3 Mar. 2026

The show‘s 218 episodes featured two investigators looking into sometimes unexplainable phenomenon starred David Duchovny and Gillian Anderson. —Brian Niemietz, New York Daily News, 24 Feb. 2026

Word History

First Known Use

circa 1711, in the meaning defined above

Rhymes for unexplainable

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