This is the 1096th most frequent Korean word.
갤럭시
"Galaxy" (often refers to Samsung Galaxy in context).
In this sentence, '갤럭시' is used to refer to a brand name, specifically the Samsung Galaxy smartphone.
나는 갤럭시 스마트폰을 사용해.
I use a Galaxy smartphone.
Here, '갤럭시' refers to galaxies in the universe, utilizing its literal meaning as celestial bodies.
우주에는 많은 갤럭시가 존재해.
There are many galaxies in space.
In this sentence, '갤럭시' again references the brand, emphasizing its popularity.