in·​tus·​sus·​cept ˌin-tə-sə-ˈsept How to pronounce intussuscept (audio)
intussuscepted; intussuscepting; intussuscepts

transitive verb

: to take in by or cause to undergo intussusception
especially : invaginate

intransitive verb

: to undergo intussusception

Word History


back-formation from intussusception

First Known Use

1802, in the meaning defined at transitive sense

Time Traveler
The first known use of intussuscept was in 1802

Dictionary Entries Near intussuscept

Cite this Entry

“Intussuscept.” Dictionary, Merriam-Webster, Accessed 8 Dec. 2023.

Medical Definition


transitive verb
in·​tus·​sus·​cept ˌint-ə-sə-ˈsept How to pronounce intussuscept (audio)
: to cause to turn inward especially upon itself or to be received in some other thing or part
especially : to cause (an intestine) to undergo intussusception
the bowel became intussuscepted

intransitive verb

: to undergo intussusception
some 3 ft. of the ileum had intussuscepted through the ileocecal valve into the cecumVeterinary Record
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