Upon
is formal and less commonly used thanon
.) •Everyone converged on the wounded sailor.
•The shoppers converged on the store as it opened for the big sale.
2. Fig. to meet on someone or something; to grow together so as to focus on someone or something. (Upon
is formal and less commonly used thanon
.) •Even political enemies converged on the matter of simplifying the tax code.
•Our discussions converged on Eric.