Obsolete suffix attached to nouns, meaning 'wholly that thing' or 'devoted entirely to'. Not used in modern Japanese.
single-minded; wholehearted; intent
Archaic adjectival noun or noun meaning single-minded devotion or wholeheartedness. Rarely encountered outside historical contexts.
one-sided; unbalanced; prejudiced
Archaic adjectival noun or noun describing something biased or lacking balance. Not in modern use.
In classical texts, it was used like 学問一偏, meaning 'devoted wholly to learning'.
His single-minded attitude is said to have surprised those around him.
That argument was criticized as being too one-sided.