pneumonoultramicroscopicsilicovolcanoconisosis
Black lung disease.
Don't contract pneumonoultramicroscopicsilicovolcanoconisosis or you will die.
pneumonoultramicroscopicsilicovolcanoconisosis
a lung disease caused by inhaling fine ash or dust
He was coughing because of pneumonoultramicroscopicsilicovolcanoconisosis.