관측이 · 관측을
observation (of stars, weather, etc.)
Example
오늘 밤에 망원경으로 별을 관측할 거예요.
Tonight I'm going to observe the stars with a telescope.
Word parts
관 observe+측 measure
Literally 'observe and measure'.
Good to know
관측 is scientific observation of nature (stars, weather); 관찰 is close watching of anything.
Related words