Pronunciation: ˌ me-z ə - ' s ī - ˌ kl ō n, ˌ m ē -, -s ə - ' s ī -
Function: noun
Date: 1963
: a rapidly rotating air mass within a thunderstorm that often gives rise to a tornado
Pronunciation: ˌ me-z ə - ' s ī - ˌ kl ō n, ˌ m ē -, -s ə - ' s ī -
Function: noun
Date: 1963
: a rapidly rotating air mass within a thunderstorm that often gives rise to a tornado
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012