loosely connected horny sections at the end of a rattlesnake's tail | the quality of lacking any predictable order or plan |
a baby's toy that makes percussive noises when shaken | incomprehensibility resulting from irrelevant information or meaningless facts or remarks |
a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders) | the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience |
| a loud outcry of protest or complaint |
| sound of any kind (especially unintelligible or dissonant sound) |
| electrical or acoustic activity that can disturb communication |