Meaning of optacon | Babel Free
Definitions
An electromechanical device that selectively raises small rods over the darker parts of a document, and thus enables blind people to read printed material that has not been transcribed into Braille.
Equivalents
Italiano
optacon
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.