Dictionary

dic;tio;nary pronunciation: function: noun inflected form(s): plural dic;tio;nar;iesetymology: medieval latin dictionarium, from late latin diction-, dictio word, from latin, speakingdate: 1526 1 : a reference source in print or electronic form containing words usually alphabetically arranged along with information about their forms, pronunciations, functions, etymologies, meanings, and syntactical and idiomatic uses2 : a reference book listing alphabetically terms or names important to a particular subject or activity along with discussion of their meanings and applications3 : a reference book giving for words of one language equivalents in another4 : a computerized list (as of items of data or words) used for reference (as for information retrieval or word processing)