Illustration of fibula
- fibula 2
fibula
noun
fib·u·la
ˈfi-byə-lə 
plural fibulae
ˈfi-byə-lē
-lī
or fibulas
-lī
or fibulas
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
Examples of fibula in a Sentence
Recent Examples on the Web
Goggia had a few weeks to recover after spraining her left knee, partially tearing her ACL and suffering a minor fracture of the fibula bone in her leg, plus some tendon damage.
—
Andrew Dampf, Chicago Tribune, 7 Feb. 2026
The fourth-year guard broke his left fibula on New Year’s Day last year and underwent arthroscopic surgery on his right knee in October.
—Hunter Patterson, New York Times, 3 Feb. 2026
The Giants expect an earlier return from Skattebo, who sustained a dislocated right ankle, a fibula fracture and a deltoid ligament rupture in late October, requiring emergency surgery.
—Peter Sblendorio, New York Daily News, 20 Jan. 2026
Most ankle fractures occur in the fibula.
—Parker Gabriel, Denver Post, 19 Jan. 2026
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Andrew Dampf, Chicago Tribune, 7 Feb. 2026
The fourth-year guard broke his left fibula on New Year’s Day last year and underwent arthroscopic surgery on his right knee in October.
—Hunter Patterson, New York Times, 3 Feb. 2026
The Giants expect an earlier return from Skattebo, who sustained a dislocated right ankle, a fibula fracture and a deltoid ligament rupture in late October, requiring emergency surgery.
—Peter Sblendorio, New York Daily News, 20 Jan. 2026
Most ankle fractures occur in the fibula.
—Parker Gabriel, Denver Post, 19 Jan. 2026
See All Example Sentences for fibula
Cite this Entry
“Fibula.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fibula. Accessed 16 Feb. 2026.
Copy CitationKids Definition
fibula
noun
fib·u·la
ˈfib-yə-lə
plural fibulae
-ˌlē
-ˌlī
or fibulas
: the outer and usually the smaller of the two bones between the knee and ankle of the hind or lower limb
Medical Definition
fibula
noun
fib·u·la
ˈfib-yə-lə
plural fibulae
-lē also -ˌlī
or fibulas
: 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
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