遗忘

• Pinyin: yí wàng
• Hanzi breakdown: 遗 = 辶 + 贵 (movement + precious — something left behind, lost); 忘 = 亡 + 心 (death/loss + heart — the heart losing its hold on something)

Meaning

To forget; to fail to remember; to slip from memory. Refers to the gradual or complete loss of a memory, fact, or person from one's consciousness.

More literary and formal than 忘记. Often used for things that have been forgotten over time, or for the process of forgetting itself. Common in discussions of memory, history, trauma, and ageing. 遗忘曲线 (the forgetting curve — Ebbinghaus) is a term in educational psychology. Collocates with 被遗忘 (to be forgotten by others).

Examples

1. 随着年龄的增长，他开始对童年的细节感到模糊，许多曾经鲜活的记忆正在被时间缓缓遗忘。 As he’s gotten older, the details of his childhood have started to blur, and many once-vivid memories are slowly being forgotten with time.
2. 历史学家警告，若不加以记录与传授，战争期间的亲历者证词将随着这代人的老去而彻底遗忘。 Historians warn that unless they are recorded and passed on, eyewitness testimonies from the war will be completely forgotten as this generation grows old.
3. 这座曾经繁华的矿业小镇在资源枯竭后迅速衰落，逐渐被外界遗忘，如今只剩残垣断壁诉说着往昔的喧嚣。 After its resources were exhausted, this once-thriving mining town quickly declined and was gradually forgotten by the outside world; today only crumbling ruins speak of its former bustle.

Usage Guide

Context: psychology, history, literary, daily life

Tone: reflective

Do Say

• 研究表明，睡眠对记忆巩固不可替代。长期睡眠不足会加速遗忘，还会削弱大脑编码和整合新信息的能力。(Research shows that sleep is irreplaceable for memory consolidation. Chronic lack of sleep speeds up forgetting and weakens the brain's ability to encode and integrate new information.)
• 那段动荡岁月中无数普通人的苦难与牺牲，不应随着历史的推移而遭到集体遗忘，这正是口述历史项目存在的根本意义所在。(The suffering and sacrifice of countless ordinary people during that turbulent era should not be consigned to collective forgetting as history moves on; this is precisely the fundamental reason for the existence of oral history projects.)

Don't Say

• 我遗忘了带钥匙 — 遗忘 implies gradual fading from memory over time; for a momentary lapse like forgetting to bring something, use 忘了、忘记带了

Origin & History

遗 (left behind/lost) + 忘 (to forget — 亡 death/loss + 心 heart, the heart losing hold of something)

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal