noun
one part; a single detail; a portion
Formal or literary term. Often used in the phrase 一斑を見て全豹を卜す (to infer the whole from a single part). Refers to a single aspect or detail of a larger whole.
See also: 全豹
彼の報告は問題の一斑に過ぎない。
His report covers only one aspect of the problem.
一斑を見て全豹
There is a saying: 'From one spot, judge the whole leopard.'