Abstract:
To develop English-Thai electronics dictionary program to insert, modify, search and delete words and their definition. Which is can use with CU writer for windows version 78 and other word processing application. For designing and developing process used object oriented design and programming, under P. Code and Ed. Yourdon concept. And used digital search tree for data structures and manipulation. In the programming method used double array trie algorithm to manipulate an eletronics dictionary. The Electronics Dictionary has default structure of definition and allow user to define his own structure. After testing program found that it can insert, modify, search and delete data in dictionary. For searching word can be done by prefix searching, and from synonym or antonym can select word to find the meanings. More over can copy text from definition to insert into other word processing or can copy word from other word processing to search the meaning in dictionary. Interfacing with CWW78, this system will insert dictionary meny into CWW78 and can execute when user select this menu. Concerning to dictionary use such of disk space, so decreasing the file size had to be done by LZW for data compression. The result of compression dictionary found that it can save 54 percents of data.