Function: noun
Date: 1869
: a colorless toxic gas N 2 O 4 that is a dimer of nitrogen dioxide and that in liquid form is used as an oxidizer in rocket engines
Function: noun
Date: 1869
: a colorless toxic gas N 2 O 4 that is a dimer of nitrogen dioxide and that in liquid form is used as an oxidizer in rocket engines
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012