noun
Meaning 1
Any phenomena related to the radiation and particles emitted by the Sun, especially in the vicinity of the Earth that may have an effect on the Earth or human activity in the space.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: climatology, meteorology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided