interfibrillar

adjective
in·​ter·​fi·​bril·​lar | \ ˌint-ər-ˈfib-rə-lər How to pronounce interfibrillar (audio) , -ˈfī-brə-lər How to pronounce interfibrillar (audio) \
variants: or interfibrillary \ -​ˈfib-​rə-​ˌler-​ē How to pronounce interfibrillary (audio) , -​ˈfī-​brə-​ˌler-​ē How to pronounce interfibrillary (audio) \

Medical Definition of interfibrillar

: situated between fibrils