The term "libel" refers to a false and damaging statement about someone, intentionally published in writing, which harms their reputation. It is essentially a form of defamation that can lead to legal consequences. Full definition
If I wer him, I would sue for libel for that remark. (justarsenal.com)
My thoughts are that if they are declared not guilty, then the accusations against them are not true, and thus easily fall foul of Libel laws in the UK, at the very least. (law.stackexchange.com)
The new Defamation Bill comes after several scientists and science writers have been ensnared in libel suits for discussing or writing about controversial matters. (sciencemag.org)