This is the 1207th most frequent Korean word.
입국
The act of entering a country.
The word '입국' here is used in the context of the action of entering a country, specifically Korea in this sentence.
한국에 입국한 후에 바로 가족과 만났어요.
After entering Korea, I immediately met with my family.
Here, '입국' refers to the process or event associated with entering a country, notably during immigration inspections.
공항에서 입국 심사가 매우 빠르게 진행되었어요.
The immigration inspection at the airport proceeded very quickly.
In this case, '입국' is utilized to describe the preparatory phase for someone planning to enter a country.