dwi-
Prefix
Meaning
dwi-
(chemistry, dated) A designation prefix for undiscovered chemical elements lying two periods under a known element in the periodic table. (For example, rhenium was called dwi-manganese before its discovery in 1925.)
Prefix
dwi-
(chemistry, dated) A designation prefix for undiscovered chemical elements lying two periods under a known element in the periodic table. (For example, rhenium was called dwi-manganese before its discovery in 1925.)