Abstract

An abstract is a self-contained summary of a study, placed first but written last. Because it is what appears in database search results, it does more than any other section to determine whether your work is read at all — and for a thesis, it shapes the examiner's first impression.

A structured abstract covers purpose, methodology, findings and implications, sometimes with explicit headings. An unstructured one follows the same logic as continuous prose. Either way the proportions matter: background should occupy a sentence or two, with most of the space given to what you did, what you found and why it matters.

Keep to the specified word limit, usually 150 to 300 words for a journal and up to around 500 for a thesis. Include actual results with key figures rather than promising that results will be discussed, avoid citations and undefined abbreviations, and make sure the keywords accompanying it are terms someone would genuinely search for.