the.com/adoption
Legally promoting someone from stranger to family, no DNA required.
means The formal process of taking on a child, animal, or idea as permanently your own, with full rights and responsibility.
from From Latin adoptare, to choose for oneself — ad (to) plus optare (to wish), the same root that gives us option. Adoption is, literally, choosing.
Roman politicsEmperors adopted adult heirs to secure power.
Tech senseSoftware speaks of adoption rates and curves.
Two-way streetSome places now allow adopting adults legally.