Definition of fibula
fibulaeplay \ˈfi-byə-lē, -lī\ or
1 : the outer and usually smaller of the two bones between the knee and ankle in the hind or lower limbs of vertebrates
2 : a clasp resembling a safety pin used especially by the ancient Greeks and Romans
fibularplay \ˈfi-byə-lər\ adjective
Recent Examples of fibula from the Web
Lockett broke both is tibia and fibula in a game against the Arizona Cardinals on Dec. 24.
Breaux broke his fibula Week 1 and played just six games.
A few years ago, if a horrific infection ate your jawbone, doctors had to build makeshift mandibles from your fibula, a process that left you sliced open as surgeons painstakingly whittled away at replacement bone.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fibula'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of fibula
Latin, pin, clasp; akin to Latin figere to fasten
First Known Use: 1578
FIBULA Defined for English Language Learners
Definition of fibula for English Language Learners
medical : the outer one of the two bones below the knee in a person's leg
FIBULA Defined for Kids
Definition of fibula for Students
fibulae\-ˌlē, -ˌlī\ or
: the outer and smaller of the two bones between the knee and ankle
Medical Definition of fibula
fibulae\-lē also -ˌlī\play play or
: the outer or postaxial and usually the smaller of the two bones of the hind or lower limb below the knee that is the slenderest bone of the human body in proportion to its length, articulates above with the external tuberosity of the tibia and below with the talus, and has its lower end forming the external malleolus of the ankle—called also calf bone
Seen and Heard
What made you want to look up fibula? Please tell us where you read or heard it (including the quote, if possible).