Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: (physics) a regular periodic variation in value about a mean
Your browser does not support HTML5 video.
Similiar / Same: vibration
Categories: undulation, wave
Within this category: beat, resonance, ripple, sympathetic vibration, transient
Upload your sign now.
Add this video to your website by copying the code below.