There are various synonyms for the term "question of fact" depending on the context. In the legal sense, it could be referred to as "matter of fact", "question of truth", or "issue of fact". For scientific research, it may be called "factual inquiry" or "empirical investigation". In journalistic terms, "objective inquiry" or "factual analysis" can be used. Additionally, in philosophical or academic discourse, it could be referred to as "ontological inquiry" or "epistemological exploration". Regardless of its usage, the synonyms all convey elements of factual examination, search for truth or empirical evidence-based exploration.