Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
tv-antenna is a noun meaning "an omnidirectional antenna tuned to the broadcast frequencies assigned to television". It carries one recorded sense.
an omnidirectional antenna tuned to the broadcast frequencies assigned to television
Definitions, synonyms and semantic relations for tv-antenna come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.