triceps

[ trahy-seps ]

noun

, Anatomy.

, plural tri·ceps·es [trahy, -sep-siz], tri·ceps.

1. a muscle having three heads or points of origin, especially the muscle on the back of the arm, the action of which straightens the elbow.

triceps

/ ˈtraɪsɛps /

noun

1. any muscle having three heads, esp the one ( triceps brachii ) that extends the forearm

triceps

/ trī′sĕps′ /

1. The muscle at the back of the upper arm that raises and lowers the forearm. The triceps has three points of attachment to bone at its origin.

Word History and Origins

Origin of triceps¹

1570–80; < Latin: three-headed, equivalent to tri- tri- + -ceps, stem -cipit- -headed, derivative of caput head

Word History and Origins

Origin of triceps¹

C16: from Latin, from tri- + caput head

Example Sentences

“My forearms are under attack, my triceps, biceps, my delts,” Foster said.

From Los Angeles Times

Yamamoto was initially diagnosed with triceps tightness, but an MRI test Sunday revealed a strain that is expected to sideline him for several weeks, if not months.

From Los Angeles Times

Then turn around, put your hands on the same surface and lower your body for dips that work your triceps.

From Seattle Times

Smith was already dealing with a bruised elbow/triceps injury suffered Nov. 19 against the Rams before the groin injury crept up.

From Seattle Times

He met the media on Thursday and said his triceps was “getting better” but still not 100%.

From Seattle Times

Related Words

• branch
• rod
• wing