| low-pass filter | |
| —n | |
| electronics high-pass filter Compare band-pass filter a filter that transmits all frequencies below a specified value, substantially attenuating frequencies above this value | |
| low-pass filter | |
noun | |
| a filter that passes frequencies below a certain value and attenuates frequencies above that value |
| a chattering or flighty, light-headed person. |
| a scrap or morsel of food left at a meal. |