LingvoSoft Dictionary English-Polish for Palm OS has a 400,000-word database for bi-directional translation and instant back translations. Quick search, Vector Ultima spell-checker, and other features simplify searching.

Quick Search, Vector Ultima spell-checker, and the signature MorphoFinder functions make searching easy. Each dictionary entry is complete with information on part of speech, and several translation options are available for polysemantic words. Attractive fonts, original keyboards, and splendid word databases make the LingvoSoft dictionaries a pleasure to use.
Features of the dictionary include: an overview of all dictionary entries in the Main List, an overview of all possible translations of a selected word in the Translations List, quick back translation for proof of correct understanding, and a quick search function. Switching between languages is also easy with the pop-up trigger in the upper right corner.
MorphoFinder function helps to find source words for past participles, gerunds, and plural forms. There is also a spellchecker for both languages, high resolution support, and the option to store applications and/or databases on an extension card (SD/MMC). You can run the application from the main memory or the extension card regardless of where the database is located. In short, this dictionary is a must-have for anyone looking for a comprehensive language translation tool.
Version 3.2.90:
Compatibility list extended (Tungsten T5)
Spellcheck function interface improved
Dictionary keyboard improved
Fonts improved
Windows Installation Wizard is significantly modified and improved
Direction of translation is kept the same when you close and reopen the dictionary