diffuser
🇺🇸
/dɪˈfjuːzər/
🇬🇧
/dɪˈfjuːzə(r)/
A diffuser is a tool used in photography to soften harsh light, making shadows less dark and the overall lighting more even and pleasing to the eye.
The photographer used a diffuser to create a more flattering light on the subject's face.
A diffuser is an attachment for devices like hairdryers that spreads the air flow out more, so it covers a larger area and moves at a slower speed.
She attached a diffuser to her hairdryer to gently dry her curly hair without causing frizz.