Allie is a search service for abbreviations and long forms utilized in Life science. It provides a solution to the issue that many abbreviations are used in the literature, and polysemous or synonymous abbreviations appear frequently, making it difficult to read and understand scientific papers that are not relevant to the reader's expertise. "Allie" searches for abbreviations and their corresponding long forms from titles and abstracts in the entire "MEDLINE" a database of the U.S. National Library of Medicine. The search result not only provides corresponding abbreviations or long forms of the inquired item, but also displays co-occurring abbreviations as well as a list of publications that contain the inquired item.