mind-boggling

adjective

mind-bog·​gling ˈmīn(d)-ˌbä-g(ə-)liŋ 

: mentally or emotionally exciting or overwhelming

mind-bogglingly

ˈmīn(d)-ˌbä-g(ə-)liŋ-lē 

adverb

Synonyms

• breathtaking
• charged
• electric
• electrifying
• exciting
• exhilarating
• exhilarative
• galvanic
• galvanizing
• hair-raising
• heart-stopping
• inspiring
• intoxicating
• kicky
• mind-bending
• mind-blowing
• rip-roaring
• rousing
• stimulating
• stirring
• thrilling

Examples of mind-boggling in a Sentence

a big-box store with a mind-boggling array of home-improvement supplies for the do-it-yourselfer

Recent Examples on the Web

Canada’s ‘mind-boggling’ goalie crisis has been a decades-long descent. —Richard Deitsch, The Athletic, 19 Feb. 2025

The corruption at the U.S. Department of Justice with politically motivated purges of staff and the dropping of the case against New York Mayor Eric Adams is mind-boggling. —Sun Sentinel Editorial Board, Sun Sentinel, 14 Feb. 2025

Newsom wants to build a massive Delta tunnel — a mind-boggling 36 feet in diameter — to pump more water south from the Sacramento River. —Barbara Barrigan-Parrilla, The Mercury News, 12 Feb. 2025

All told, between the two proceedings, McClain, who withstood what surely was intense federal pressure to cop a deal and testify against Madigan, ended up spending a mind-boggling 18 or so weeks on trial. —The Editorial Board, Chicago Tribune, 12 Feb. 2025

Word History

First Known Use

1955, in the meaning defined above