tornado
Word family nountornadetornadoadjectivetornadic
tor·na·do /tɔːˈneɪdəʊ $ tɔːrˈneɪdoʊ/ noun (plural tornadoes or tornados) [countableC] Origin tornado (1500-1600) Spanish tronada “thunderstorm”, from tronar “to thunder”, from Latin tonare; influenced by Spanish tornado, past participle of tornar “to turn”