"Visibility zero zeros" is spelled as /vɪzəˈbɪlɪti ˈzɪərəʊ ˈzɪərəʊz/. The pronunciation of this phrase can be broken down into three parts. "Visibility" is pronounced as /vɪzəˈbɪlɪti/, with stress on the second syllable. "Zero" is pronounced as /ˈzɪərəʊ/ and is stressed on the first syllable. The final "zeros" are pronounced as /ˈzɪərəʊz/, with stress on the first syllable. This phrase is commonly used in aviation to refer to the condition when visibility is completely obscured due to factors such as fog or heavy snow.