say it: vahy-BRAY-shuh-nuhl
vibrational is an adjective meaning "of or relating to or characterized by vibration". It carries one recorded sense.
of or relating to or characterized by vibration
Definitions, synonyms and semantic relations for vibrational 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.