Spanish-Dutch Palm dictionary features:

user friendly interface with color formatting of dictionary entries and several color schemes;
the possibility of adding new entries, changing and deleting the existing entries in the powerful built-in editor;
the possibility to activate/deactivate all changes of entries and synchronize changes with desktop computer;
marks for genders of nouns, definitions and examples, subject-field and usage labels support (if available in the Palm dictionary word-base);
full screen and standard modes to show translation;
the resident module that allows you to translate words from within the currently active application: just select the word and start the resident module;
search history (list of words that you searched recently) and quick access to it;
possibility of learning words using "Word of Day" and "Flash Cards Quiz" features;
powerful compression technology that enables high data compression ratio (up to 100 000 words in 250 KB) with high access rate;
quality dictionary databases specially adapted for Palm OS;
availability to install several dictionaries at the same time (for example, German-English and English-Spanish);
possibility to install to expansion cards (Memory Stick, Compact Flash, Secure Digital, MMC).

The most useful feature of Spanish-Dutch dictionary for Palm OS is a resident module. It allows you to get translation of word without exiting an application that is currently active. Just select the word you would like to translate and start the resident module.

Spanish-Dutch Palm dictionary contains 21959 entries.
Dutch-Spanish Palm dictionary contains 21752 entries.

Demo-version limitations:
The more you use the unregistered dictionary, the more you see a message about registration procedure.