Finding Short Definitions of Terms on Web Pages Gerasimos Lampouras author Ion Androutsopoulos author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication lampouras-androutsopoulos-2009-finding https://aclanthology.org/D09-1132/ 2009-08 1270 1279