Dictionary of Difficult Words app for iPhone and iPad

This app provides the dictionary of difficult words

Do you know what "abaculus", "babuina", or "caballero" means?

This dictionary contains over 15000 entries that focus on difficult words that are often found in literature, medicine, law, technology, philosophy, arts, architecture, etc.

Difficult words are listed with detailed etymology and meaning. Entries are cross-referenced to other entries.

● Dictionary
- Over 15000 entries
- Detailed etymology and meaning
- Pronunciation
- Cross reference
- Synonym, antonym
- Alternative forms
- Derived terms
- Related terms
- Descendants
- Usage notes
- Sentences
- Share or copy an entry

● Basic features:
- Search feature: search by word or by meaning
- Voice search
- Bookmark feature
- Built-in dictionary
- Learn 10 words daily