Umbilical hernia. An umbilical hernia is an outward bulging (protrusion) of the lining of the abdomen or part of the abdominal organ(s) through the area around the belly button. Causes. An umbilical hernia in an infant occurs when the muscle through which the umbilical cord passes does not close completely after birth.
The Lightbox ad is the first in a new family of display ads that will allow advertisers to only pay when a user engages, says Google on a company blog post announcing the addition.
hotbox. 1  A hotbox is an air-tight room or vehicle that contains one or more pot-smokers smoking one or more joints. The exhaled smoke and the smoke coming from the joint, unable to escape, circulates and thus is breathed in and is not wasted. 2  a sealed car with marijuana smoke in it; stay in a hot box to get more high.