About; concerning; on the subject of someone or something. Used to introduce the topic you are talking or writing about.
“I am writing to you regarding the error in my last utility bill, and I would appreciate your help in resolving it.”
“Regarding the survey results, more than half of the respondents preferred working from home three days a week.”
Use 'regarding' in formal writing (e.g., CELPIP Writing Task 2 email) to clearly introduce the topic of your message. For example, start with 'I am writing to you regarding the upcoming meeting.' In Speaking, you can use it to sound more professional, such as 'Regarding the chart, there was a sharp increase.' Avoid using it too often in casual speaking—use 'about' or 'concerning' for variety.
Synonyms: concerning, about, with respect to