Weibo (å¾®å) is the Chinese word for microblog. Sina Weibo launched its new domain name weibo.com on 7 April 2011, deactivating and redirecting from the old domain, t.sina.com.cn to the new one. Due to its popularity, the media sometimes directly uses Weibo to refer to Sina Weibo.
Dictionary entry overview: What does ulcer mean? â¢ ULCER (noun) The noun ULCER has 1 sense: 1. a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue Familiarity information: ULCER used as a noun is very rare.
A peptic ulcer is a sore in the inner lining of the stomach or upper small intestine . Ulcers form when the intestine or stomach's protective layer is broken down. When this happens, digestive juices-which contain hydrochloric acid and an enzyme called pepsin-can damage the intestine or stomach tissue. Treatment cures most ulcers. And symptoms usually go away quickly. Peptic ulcers that form in the stomach are called gastric ulcers. Those that form in the upper small intestine are called duodenal (say doo-uh-DEE-nul or doo-AW-duh-nul) ulcers.