Adverbial Definition and Examples

An adverbial is a word (that is, an adverb), a phrase (an adverbial phrase), and a clause (an adverbial clause) that can alter a verb, an adjective, or a complete sentence.
An adverbial can appear in different positions in a sentence.
Examples and Observations
- My sister usually visits on Sundays.
- When she isn’t working, my sister visits on Sundays.
- My sister visits on Sundays when she isn’t working.