Advance English Thesaurus is a free offline thesaurus application with over 2 million of definitions and synonyms.

Features:

- App work offline (Work without an internet connection).
- Just install and run. You do not need to download any further files to run this app.

- Clear, precise and multiple definitions of words according to parts of speech with examples.
- Provide conceptual thesaurus and semantic relations of words like Synonym, Antonym, Hypernym, Hyponym, Holonym, Meronym, Pertainym, Topic, Subject, Similar and Derivationally Related terms.


- Fast Word Lookup.
- Search helper with spelling suggestions. It will help you to find words quickly by displaying suggestions as you type.
- Voice Search Included.

- Search History (Can be turned on/off from Settings).
- Bookmark your favorite words definitions and thesaurus.
- Share/Select and Share via mail, messaging, social networks and other installed apps.

- Audio Pronunciation via Text-to-Speech Engine.
- Font Size and Font Family Setting.

- Smooth Scrolling.
- Neat and Clean User Interface.

It’s totally free with full features :)


Purely Based on WordNet:
WordNet is a large lexical database of English. Nouns, verbs, adjectives and adverbs are grouped into sets of cognitive synonyms (synsets), each expressing a distinct concept. Synsets are interlinked by means of conceptual-semantic and lexical relations.