1.
air bubble; bubble
A small pocket of air or gas trapped in a liquid, solid, or other material. Used in both everyday and scientific contexts.
水の中に気泡ができた。
Bubbles formed in the water.
ガラスの中に小さな気泡が見える。
You can see small air bubbles inside the glass.
コンクリートに気泡が入ると強度が下がるので注意が必要だ。
If air bubbles get into concrete, the strength decreases, so care is needed.
Refers specifically to bubbles of air or gas, whether in liquids, solids, or materials. More precise and technical than 泡, which is the general word for foam or bubbles.
COMMON COLLOCATIONS:
- 気泡が入る — for air bubbles to get in
- 気泡ができる — for bubbles to form
- 気泡を取り除く — to remove air bubbles
- 気泡緩衝材 — bubble wrap (bubble cushioning material)
SIMILAR WORDS:
- 泡 — bubble, foam; the everyday general word for bubbles, including soap bubbles and foam on beer
- 水泡 — water bubble; also used figuratively in 水泡に帰する (to come to nothing)
- 泡沫 — ephemeral bubble; literary word suggesting something fleeting