concerning

in reference to someone or something and with reference to someone or something concerning or about someone or something;

in connection with someone or something. What shall we do in reference to Bill and his problem? With reference to what problem?

with regard to someone or something and in regard to someone or something

concerning someone or something. What shall we do in regard to planning dinner? With regard to Bill, I think he is working too hard.

See also: regard

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in reference to something (slightly formal)

mentioning or talking about something The author made the statement in reference to Silverman's latest book. She says the use of the word “repatriate” in reference to Quebec is historically inaccurate.

with regard to something (slightly formal) also in regard to something

considering or relating to something with respect to something Parents are concerned about protecting their kids with regard to stuff that is available on the Internet. It certainly should make the law clearer with regard to what is and what is not a disability.

Related vocabulary: in terms of something

See also: regard