stereolithography Syllabification: (ster·e·o·li·thog·ra·phy)Pronunciation: /ˌsterē-ōliˈTHägrəfē, ˌsti(ə)r-/Definition of stereolithography noun a technique or process for creating three-dimensional objects, in which a computer-controlled moving laser beam is used to build up the required structure, layer by layer, from a liquid polymer that hardens on contact with laser light. Derivatives stereolithographicPronunciation: /-ˌliTHəˈgrafik/ adjective stereolithography in other Oxford dictionaries Definition of stereolithography in the British & World English dictionary