Synonyms for promethium
- noun
Most common
Definitions
- n. 1
A metallic chemical element (symbol Pm) with an atomic number of 61.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| promethium | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 8 letters
- illinium
- 9 letters
- cyclonium
- 10 letters
- florentium
In other languages
- Français
- prométhéum