Biceps
/ˈbaɪ.sɛps/noun
A muscle with two heads, especially the prominent muscle on the front of the upper arm.
Did you know?In classical Latin, biceps was a descriptive adjective for something with two heads or points, and modern anatomy preserved that old body-language word almost unchanged.
Etymological Timeline
Proto-Indo-European
PIE
*dwi-
“two”
Latin
Latin
bi-
“two”
Latin
Latin
caput
“head”
Latin
Latin
biceps
“having two heads or two parts”
Modern English
English
biceps
“a two-headed muscle, especially in the upper arm”