factoid: A piece of unverified or inaccurate information that is presented in the press as factual, often as part of a publicity effort, and that is then accepted as true because of frequent repetition.

Actually, this is strictly an American definition. In original English, (Cambridge Dictionary) it means what I used it for: FACTOID | English meaning—Cambridge Dictionary I'm Canadian, and we use/follow the King's English! July 19, 2023 — FACTOID definition: 1. an interesting piece of information, 2. an interesting piece of information. https://dictionary.cambridge.org/dictionary/english/factoid