perestroika
/pɛɹ.ɪˈstɹɔɪ.kə/ noun
Forms perestroikas
- noun (historical, uncountable) 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.
- noun (historical, uncountable) The period of time in the Soviet Union during which these reforms were carried out and in effect.
- noun (countable, singularity theory) A situation where a small variation of parameters leads to a sudden change in properties.
Etymology
Borrowed from Russian перестро́йка (perestrójka, “restructuring”).
Sources: Wiktionary — from the Wiktionary entry “perestroika”, CC BY-SA 4.0. Details