[nq:1]No, that would be an adverb. What's wrong with just saying "Physics"? e.g. the Physics problem the Physics professor Joseph[/nq] Is there anything wrong with "physical"? qt
[nq:2]Is there anything wrong with "physical"?[/nq] [nq:1]Yes. It's plain wrong.[/nq] Except on the occasions when it's plain right. (Are you doing this kind of thing on purpose? If so, I rather like your sense of humour.)
(restored context: [nq:2]Well the definition would look something like this: Adv. Of or relating to physics.)[/nq] [nq:1]No, that would be an adverb.[/nq] The abbreviation "Adv." would certainly indicate that, but the definition that follows it seems thoroughly adjectival to me and would so even without the clue in the subject line.