Meaning of OOTS | Babel Free
Definitions
Initialism of once-only technical system (“the EU cross-domain data space for secure government-to-government data exchange”).
abbreviation, alt-of, initialism
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.