The element of atomic number 43 (later named technetium), which was first claimed to have been discovered by X-ray spectroscopy in certain heavy metal ores.
Origin
1920s; earliest use found in The Glasgow Herald. From German Masurium from Masuren Masuria + -ium.
Definition of masurium in US English:
masurium
nounməˈz(j)ʊərɪəm
Chemistry historical
The element of atomic number 43 (later named technetium), which was first claimed to have been discovered by X-ray spectroscopy in certain heavy metal ores.
Origin
1920s; earliest use found in The Glasgow Herald. From German Masurium from Masuren Masuria + -ium.