Typhoon
Pronunciation : Ty*phoon"
Part of Speech : n.
Etymology : [Earlier tuffoon, tuffon, Pg. tufao, Ar. tufan a violent storm; probably fr. Gr. tyfw^n, tyfw^s, a violent whirlwind, that rushes upward from the earth, whirling clouds of dust (cf. Typhus); or perhaps from Chin. t'ai-fung a cyclonic wind.]
Definition : Defn: A violent whirlwind; specifically, a violent whirlwind occurring in the Chinese seas.
Source : Webster's Unabridged Dictionary, 1913