Meaning of private-use character | Babel Free
Definitions
A character whose use is defined by private users and companies rather than defined by a standard such as Unicode, and which therefore has no universally accepted meaning.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.