Psychology Dictionary is an offline dictionary app dedicated to Psychology students from all over the world. It's a free app and it'll always be free. You can search about different terms of Psychology without internet, anytime, anywhere.
App Highlights:
“Add to favorites” feature.
Alphabetical order
Fast search engine.
Fast launch & zero battery consumption.
Offline database.
One click meaning.
Powerful History system.
Search auto-complete feature.
Synonym, hyponyms, antonyms, hypernyms with a lot of examples.