Synonyms for protonosphere
- noun
Most common
Definitions
- n. 1
Synonym of geocorona; a layer of the atmosphere.
Forms
- Plural
- protonospheres → geocoronas…
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| protonosphere | falling | |
| geocorona | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 9 letters
- geocorona