noun
Used to point out a shortcoming or weakness, often in contrast to strengths (長). Common in phrases like 短所 (shortcoming) and 長短 (strengths and weaknesses).
See also: 長
彼の短は、すぐに怒ることだ。
His weak point is that he gets angry easily.
noun
Music term; refers to a minor key or scale. Often used in compounds like 短調 (minor key).
See also: 長
この曲は短で書かれている。
This piece is written in a minor key.
noun
5-point card (hanafuda)
Abbreviation used in hanafuda for the 5-point card, specifically the red ribbon (赤短) and blue ribbon (青短) cards. Not used outside this context.
花札で、赤短と青短を集めると高得点になる。
In hanafuda, collecting the red and blue 5-point cards yields a high score.
noun, used as a prefix
Prefix meaning 'short' or 'brief', used in compounds like 短期 (short term) and 短時間 (short time). Not used as a standalone adjective.
短期のアルバイトを探している。
I'm looking for a short-term part-time job.
The kanji 短 originally depicts a measuring tool and conveys the idea of 'short'. The reading たん is the on'yomi, used in many compounds. The standalone noun uses are derived from the core meaning of 'short' or 'insufficient'.