1. question (e.g. on a test); problem
2. problem (e.g. societal, political); question; issue; subject (e.g. of research); case; matter
3. question (i.e. doubt)
4. public discussion; controversy
5. trouble; problem; inconvenience; difficulty
Wikipedia definition
6. ProblemA problem is an obstacle, impediment, difficulty or challenge, or any situation that invites resolution; the resolution of which is recognized as a solution or contribution toward a known purpose or goal. A problem implies a desired outcome coupled with an apparent deficiency, doubt or inconsistency that prevents the outcome from taking place.
Read “Problem” on English Wikipedia
Read “問題” on Japanese Wikipedia
Read “Problem” on DBpedia


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