Meaning of CSTO | Babel Free
Definitions
Initialism of Collective Security Treaty Organisation.
abbreviation, alt-of, initialism
Examples
“During a “family” photograph of leaders of countries in the Collective Security Treaty Organisation (CSTO) in Yerevan on Wednesday, Armenia’s prime minister, Nikol Pashinyan, stepped away from Putin, who had been standing to his left.”
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.