tower of babel is a noun meaning "(Genesis 11:1-11) a tower built by Noah's descendants (probably in Babylon) who intended it to reach up to heaven; God foiled them by confusing their language so they could no longer understand one another". It carries one recorded sense.
Definitions, synonyms and semantic relations for tower of babel come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.