a refractory-lined furnace used to convert pig iron into steel by the Bessemer process
Bessemer converter in American English
noun
the refractory-lined metal container in which steel is produced by the Bessemer process
Word origin
[1925–30]This word is first recorded in the period 1925–30. Other words that entered Englishat around the same time include: Nazi, chain reaction, distinctive feature, hot spot, turnaround