Conclusion: 잃어 가던 생명을 다시 지니게 하다. ‘살다’의 사동사. / To have a life almost to be lost go on again. The transitive verb of ‘to live’.
Related contents:
2. The definitions in Wiktionary
3. Please watch this: サリョジャ / 살려자 / Salyojya
4. The video version of this episode: [Note 360] The meanings of 살리다 (Sallida).