WeVideo Glossary

What is Noise Reduction? Definition and Example Uses | WeVideo

Written by WeVideo | Jul 17, 2026 3:17:14 AM

What is Noise Reduction?

Noise reduction is the process of removing or reducing unwanted background sounds from an audio recording to improve clarity and listening quality. These unwanted sounds may include hums, hisses, traffic noise, air conditioners, or other environmental distractions. Noise reduction is performed during recording, during editing, or through specialized audio-processing tools.

Why Noise Reduction Matters

Noise reduction supports the video creation process before, during, and after recording. It encourages better recording environments and removes distractions to enhance quality. Other benefits to using noise reduction include:

  • Improving clarity

  • Enhancing communication

  • Creating more professional media productions

  • Supporting accessibility and comprehension

  • Reducing distractions for audiences

  • Improving learning experiences

Noise reduction elevates professional content standards.

Example Use Cases for Noise Reduction

  • Education: Educators use noise reduction for recorded lectures, language-learning recordings, and virtual lessons. Example: Students clean up background sounds from interviews or presentations.

  • Businesses: Businesses use noise reduction for training videos, webinars, and customer support recordings. Example: Leaders enhance audio in company announcements and updates.

  • Content Creation: Creators use noise reduction for voiceover work, interview videos, and YouTube. Example: Creators remove fan noise, traffic sounds, or room hums from recordings.