retrospectively
🇺🇸
/ˌretrəˈspektɪvli/
🇬🇧
/ˌretrəˈspektɪvli/
Looking back at the past, thinking about or discussing events that have already happened.
She wrote about her childhood retrospectively, sharing her memories.
Applying to times or events that have already happened, often used in legal or official contexts.
The new rule will be applied retrospectively, affecting past events.