Definition regrettably in British English

regrettably adverb

adverb

/rɪˈɡretəbli/

used for saying that you are sad or sorry about something

Example

Regrettably, there's nothing more we can do to help.

Synonyms and related words

Iâm sorry I/we regret to /inform/tell you that my (humble/deepest/sincere etc) apologies

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