noun Usage: often capitalized S&W Etymology: after third world Date: 1973 Communist nations regarded in the latter part of the 20th century as a political and economic bloc
SECOND WORLD
Meaning of SECOND WORLD in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012