PERESTROIKA
perestroika
(noun) an economic policy adopted in the former Soviet Union; intended to increase automation and labor efficiency but it led eventually to the end of central planning in the Russian economy
Source: WordNet® 3.1
Etymology
Proper noun
perestroika
(historical) A program of political and economic reform carried out in the Soviet Union in the 1980s and early 1990s under the leadership of Mikhail Gorbachev.
The period of time in the Soviet Union during which these reforms were carried out and in effect.
Noun
perestroika (plural perestroikas)
(singularity theory) A situation where a small variation of parameters leads to a sudden change in properties.
Source: Wiktionary