intra-abdominal

adjective

in·​tra-ab·​dom·​i·​nal ˌin-trə-ab-ˈdäm-ən-ᵊl, ˌin-(ˌ)trä-, -əb-, -ˈdäm-nᵊl 

: situated within, occurring within, or administered by entering the abdomen

intra-abdominal pressure

an intra-abdominal injection

intra-abdominally

-ē 

adverb