• mass mailing unit

सामूहिक:    en bloc composite enmasse masse collective Mass

डाक:    dak shipyard dockyard postbag posthouse bid

डाक प्रेषण:    mailing list postal despatch डाक dak

प्रेषण:    consignation commital remittance remittal

प्रेषण केंद्र:    transmitting station

केंद्र:    centre storm center ganglion stronghold nucleus