Synonyms for actinium
- noun
Most common
Definitions
- n. 1
A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores.
Related words
- Word family
- actinide actinoid actinon
- Phrases
- actinium emanation
Forms
- Plural
- actiniums
Example sentences
- ac Felix told the police he was just there to fix the AC.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| actinium | falling | |
| ac | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 2 letters
- ac2
The small number after each word is its number of syllables (ac2 = 2 syllables).