floater
🇺🇸
/ˈfləʊtər/
🇬🇧
/ˈfləʊtə(r)/
A speck that drifts through your field of vision, caused by age or injury.
She noticed a floater in her eye and decided to see an optometrist.
그녀는 눈에 플로터를 발견하고 안과 의사에게 가기로 결정했습니다.