anything that accompanies X and is regarded as an indication of X's existence | a complaint uttered in a low and indistinct tone |
(medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease | a schwa that is incidental to the pronunciation of a consonant |
| a low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech |
| an abnormal sound of the heart; sometimes a sign of abnormal function of the heart valves |