有ゆう力りょく説せつMeaningsNoun1. popular theory; widely-accepted theoryKanji used有be in possession力power説theoryComposed of有ゆう力りょくinfluential; prominent; leading; strong; powerful; likely; plausible; promising; convincing; substantialNa-adjective説せつtheory; doctrine; opinion; view; rumour; rumor; gossip; hearsayNoun