fibrillar

adjective
fi·​bril·​lar | \ ˈfib-rə-lər How to pronounce fibrillar (audio) , ˈfīb-; fī-ˈbril-ər How to pronounce fibrillar (audio) , fi- How to pronounce fibrillar (audio) \

Medical Definition of fibrillar

1 : of or like fibrils or fibers a fibrillar network
2 : of or exhibiting fibrillation fibrillar twitchings

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