商
shāng
I b.f.
1) discuss; consult (商量)
2) trade; business (商业)
3) merchant; business person (商人)
4) math. quotient (商数)
5) intelligence quotient (IQ) (智商)
II n.
1) Shang dynasty (c. 1700-1045 B.C.)
2) Surname
3) mus. second note of the pentatonic scale (wǔyīn)
4) lg. second class of initials in ancient phonology