noun, noun or participle which takes 'suru', transitive verb, intransitive verb
revival; restoration to life; regeneration
Broad use for something coming back to life, vitality, or a functioning state. For emergency medical resuscitation, 蘇生 is often the more specific word.
枯れたように見えた植物が、春になると再生した。
The plant that had looked dead came back to life in spring.
その小説には、死者を再生する装置が登場する。
The novel features a device that restores the dead to life.
noun, noun or participle which takes 'suru', intransitive verb
rehabilitation; reformation; turnaround
Used for rehabilitating or reforming a person, organization, community, or system so that it can function properly again; common in formal compounds such as 企業再生.
破綻寸前だった企業の再生を、専門家チームが支援した。
A team of specialists supported the rehabilitation of the company that had been on the verge of collapse.
noun, noun or participle which takes 'suru', transitive verb
recycling; reclamation; recovery
Used when waste material, old products, or resources are processed or reclaimed for use again.
古紙を再生して、新しい紙にする。
They recycle wastepaper into new paper.
廃材を家具として再生する。
They reclaim scrap wood and turn it into furniture.
noun, noun or participle which takes 'suru', transitive verb
playback; playing audio or video; views
Media and device use: playing recorded sound or video. In online video contexts, 再生 can also count as a view or play.
録音を再生して、発音を確認した。
I played back the recording to check the pronunciation.
その動画は一日で十万回再生された。
That video was played one hundred thousand times in a day.
noun, noun or participle which takes 'suru', transitive verb, intransitive verb
biological regeneration; regrowth
Biological or medical use for lost or damaged tissue, organs, or body parts growing back or being regenerated.
プラナリアは切られても体を再生できる。
A planarian can regenerate its body even after being cut.
研究者たちは、失われた組織を再生する技術を開発している。
Researchers are developing technology to regenerate lost tissue.
noun, noun or participle which takes 'suru', transitive verb
Less common than 転生 for reincarnation. Often appears in religious, philosophical, or literary discussion of being born again after death.
宗教的な文脈では、再生が死後の生まれ変わりを指すことがある。
In religious contexts, 再生 can refer to rebirth after death.
noun, noun or participle which takes 'suru', transitive verb, intransitive verb
memory recall; retrieval
Psychology term for retrieving or reproducing information from memory; outside this field, 想起 or 思い出す is often more transparent.
心理学では、学習した情報を思い出す過程を記憶の再生という。
In psychology, the process of recalling learned information is called memory retrieval.