季き節せつ性せいうつ病びょうMeaningsNoun1. seasonal depressionOther spellings季き節せつ性せい鬱うつ病びょうUsage share unknownKanji used季time of year節joint性nature (of a person)病illnessKanji in other spellings鬱low spiritsComposed of季き節せつseason; time of yearNoun性せいnature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); -ty; -ity; -ness; -cyNounうつ病びょうdepressionNoun