Word Study
biceps
CIDE DICTIONARY
biceps, n. [L., two-headed; bis twice + caput head. See Capital.].
A muscle having two heads or origins; -- applied particularly to a flexor in the arm, and to another in the thigh. [1913 Webster]
OXFORD DICTIONARY
biceps, n. a muscle having two heads or attachments, esp. the one which bends the elbow.
Etymology
L, = two-headed, formed as BI- + - ceps f. caput head
THESAURUS
biceps
adductor, arm, buccinator, elbow, forearm, gemellus, gluteus maximus, infraspinatus, intercostal, latissimus dorsi, levator, masseter, mentalis, mylohyoid, nasalis, oblique, occipitalis, omohyoid, pectineus, pectoralis, peroneus, sphincter, tensor, trapezius, triceps, upper arm, wristFor further exploring for "biceps" in Webster Dictionary Online