noun
younger scholar; junior academic
Refers to a scholar who is younger or less experienced, often in contrast with 先学 (senior scholar). Somewhat formal and not an everyday word.
See also: 先学
先学の指導のもと、後学たちが研究を進めた。
Under the guidance of the senior scholars, the younger scholars advanced their research.
noun
future reference; for one's own edification
Used in set phrases like 後学のために (for future reference / as a learning experience). Implies gaining knowledge or experience that will be useful later.
後学のために、一度その工場を見学させてください。
For future reference, please let me tour that factory once.
失敗も後学のためになる。
Even failures serve as lessons for the future.