What is the definition or description of: baby bottle tooth decay?

Baby Bottle Syndrome: Circumferential decay of deciduous teeth, most commonly incisors, usually in the gingival 1/3 of the crowns, Caused by putting child down to nap or sleep with a bottle containing milk or juice. Sugars in the liquids lay on the teeth, combine with bacteria (plaque) to form decay producing acids.

Definition: tooth decay by exposure to milk when baby sleeps with bottle in mouth. Can occur with or without dental pain.