say it: tel-uh-kuh-myoo-ni-KAY-shuhn
telecommunication is a noun meaning "(often plural) systems used in transmitting messages over a distance electronically". It carries 2 recorded senses.
(often plural) systems used in transmitting messages over a distance electronically
plural
(often plural) the branch of electrical engineering concerned with the technology of electronic communication at a distance
plural · telecommunication
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for telecommunication come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.