If your matches have tested at fewer markers than you, you will want to encourage them to upgrade to see if the match holds up. You will be able to see the Most Distant Ancestor for your matches who have provided them. Look down the list to see if any look familiar.
In physics, sound is a vibration that propagates as a typically audible mechanical wave of pressure and displacement, through a medium such as air or water. In physiology and psychology, sound is the reception of such waves and their perception by the brain.
(ËmÉr mÉr) n. 1. a low and indistinct continuous sound, as of a brook or the wind, or of distant voices. 2. a mumbled or private expression of discontent. 3. an abnormal continuous or periodic sound heard within the body by auscultation, esp. one originating in the heart valves.