SINCE 1828
princeps pollicis
noun
prin·ceps pol·li·cis
| \ ˈprin-ˌseps-ˈpäl-ə-səs
\
\
Medical Definition of princeps pollicis
: a branch of the radial artery that passes along the ulnar side of the first metacarpal and divides into branches running along the palmar side of the thumb
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