7. (Poetry) the repetition of certain sounds or syllables in a verse line. 8. (Music, other) the quiet repetition of a musical phrase. 9. (Instruments) Also called: echo organ or echo stop a manual or stop on an organ that controls a set of quiet pipes that give the illusion of sounding at a distance. 10.
Though the most common reason for a loose tooth in adults is periodontal disease (gum disease); trauma, bite injury or tumor can also cause teeth mobility. Certain amount of tooth mobility is always present and it is natural, as the teeth are not fixed tight in their sockets.
When a piece of a toothâs chewing surface breaks off, often around a filling, itâs called a fractured cusp. A fractured cusp rarely damages the pulp, and usually doesnât cause much pain. Your dentist can place a new filling or crown over the damaged tooth to protect it.