Meaning of eikonogen | Babel Free
Definitions
The sodium salt of a sulphonic acid of a naphthol, C₁₀H₅(OH)(NH₂)SO₃Na, used as a photographic developer.
uncountable
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.