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triceps
noun
tri·ceps
ˈtrī-ˌseps
plural triceps
: a muscle that arises from three heads
especially
: the large extensor muscle along the back of the upper arm
Examples of triceps in a Sentence
He felt a pain in his right triceps.
Recent Examples on the Web
Dean Kremer is nearing his return from a triceps strain as well.
—Matt Weyrich, Baltimore Sun, 22 June 2024
The overhead triceps extension works the triceps and lower back.
—Amber Smith, Discover Magazine, 18 Oct. 2022
Contrast that to an isolation exercise like a biceps curl or a triceps extension, which involves movement only at the elbow joint to target your upper arms.
—Jenny McCoy, SELF, 3 Jan. 2024
Two starting Kansas City defenders, safety Mike Edwards and defensive tackle Derrick Nnadi, did not practice because of a concussion and a triceps injury, respectively.
—Childs Walker, Baltimore Sun, 24 Jan. 2024
See all Example Sentences for triceps
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'triceps.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
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Cite this Entry
“Triceps.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triceps. Accessed 4 Jul. 2024.
Kids Definition
triceps
noun
tri·ceps
ˈtrī-ˌseps
plural triceps
: a large muscle along the back of the upper arm that is attached at its upper end by three main parts and that acts to extend the arm at the elbow joint
Medical Definition
triceps
noun
tri·ceps
ˈtrī-ˌseps
plural triceps also tricepses
: a muscle that arises from three heads:
a
: the large extensor muscle that is situated along the back of the upper arm, arises by the long head from the infraglenoid tubercle of the scapula and by two heads from the shaft of the humerus, is inserted into the olecranon at the elbow, and extends the forearm at the elbow joint
called also triceps brachii
b
: the gastrocnemius and soleus muscles viewed as constituting together one muscle
called also triceps surae
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