Escalation ( English escalation, letters . Ascent using a ladder (reference to English is wrong SCALA - Italian root and - zione, fr. -Tion - these are suffixes of Romance languages. In English they are secondary, as in Russian ) - gradual increase, strengthening , the expansion of something (for example, corruption in power, or the escalation of war)  , build-up (weapons, etc.), distribution (conflict, etc.), exacerbation (provisions, etc.).
The definition of “escalation” has become widely used in the era of the Cold War .
- Dictionary of foreign words. 9th edition, revised. - Moscow: Publishing house "Russian language", 1982. - 608 p. Circulation: 97 000 copies.
- Escalation - an article from the Great Soviet Encyclopedia .