From Longman Dictionary of Contemporary Englishcommunicationscommunicationsa) TC[plural] ways of sending information, especially using radio, telephone, or computers Modern communications are enabling more people to work from home. b) TT[plural] roads, railways etc that are used for travelling and sending goodscommunications with Paris has good communications with many European cities. c) [uncountable] the study of using radio, television, cinema etc to communicate a diploma in communications → communication
Examples from the Corpus
communication with• All communications with this area have been lost.• The site needed excellent communications with the rest of the country.• There he proposed to leave a radio truck for communications with the rear.• It will be even more important for a school to have good communications with parents and the local community.• His communications with Hooker were restored.• Telephone lines got jammed. Communications with the stock exchanges bogged down. 