Definition of biceps in English:

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Pronunciation: /ˈbīˌseps/

noun (plural same or bicepses /-ˌsepsiz/ /-sɛpsēz/)

1Any of several muscles having two points of attachment at one end.
Example sentences
  • The articular surfaces and biceps tendon attachment were found to be normal.
  • Once thawed, the proximal two-thirds of the radii were harvested along with their distal biceps tendon attachments.
  • An instance of the origin of the long tendon of the biceps from the tendon of pectoralis major is described by Koster.
1.1 (also biceps brachii /ˈbrākēˌī/ /-kēˌē/ /ˈbrak-/) The large muscle in the upper arm that turns the hand to face palm uppermost and flexes the arm and forearm: he clenched his fist and exhibited his bulging biceps
More example sentences
  • Major flexors include the biceps brachii (which also supinates the forearm when the elbow is flexed), brachioradialis and brachialis muscles.
  • There are thirty-two segments devoted to a particular muscle, such as temporalis, masseter, sternocleidomastoid, biceps brachii and so on.
  • The tendinitis signs and symptoms can be of the rotator cuff or of the long head of the biceps brachii muscles, or both.
1.2 (also biceps femoris /ˈfeməris/) The muscle in the back of the thigh that helps to flex the leg.
Example sentences
  • Most muscle strains occur in the lower extremities with the rectus femoris and biceps femoris muscle being most commonly affected; they are followed by the semitendinosus, adductors, vastus medialis and soleus.
  • The biceps femoris muscle has been documented as the most commonly injured hamstring muscle, and this study verifies this finding.
  • The biceps femoris muscle was involved in 81% of all injuries and was the sole or predominant muscle injured in 72% of injuries.



bicep curls
More example sentences
  • Coming off the treadmill and doing your lunges or squats, bicep or tricep curls would be your active recovery.
  • A couple of plastic water bottles can act as dumbbells for a few bicep curls.
  • If you were going to do a basic bicep curl with 5 pounds, your body would engage a certain number and type of muscle fibers.


Mid 17th century: from Latin, literally 'two-headed', from bi- 'two' + -ceps (from caput 'head').

  • This Latin word means literally ‘two-headed’, from bi- ‘two’ and -ceps (from caput ‘head’), from the fact that the muscle has two points of attachment. Examples of bicep have been found since the 1970s, suggesting that people are beginning to see the word as a plural ( compare pea).

Words that rhyme with biceps


For editors and proofreaders

Syllabification: bi·ceps

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