An Android Dictionary App project would involve developing a mobile application for the Android platform that allows users to look up words and their meanings. The app could be designed to work offline and provide users with fast, accurate results.

Some of the key features that an Android Dictionary App project may include are:

1. Word Lookup: This feature allows users to search for words and view their meanings, synonyms, antonyms, and examples of usage.
2. Offline Access: The app should be able to work offline, which means users will be able to access the app even without an internet connection.
3. History: This feature allows users to save words they’ve looked up, so they can easily access them later.
4. Bookmark: This feature allows users to save words they want to learn or to use them again later.
5. Speech Recognition: The app should have the ability to listen to users’ voice and provide the meaning of the word they pronounced.
6. Pronunciation: The app should have the ability to provide the pronunciation of the word in the native language, either by text or by audio.
7. User-friendly interface: The app should have a user-friendly interface that makes it easy for users to navigate and find the information they need quickly.
8. Multiple languages: The app should provide the ability to switch between multiple languages, and the database should be updated accordingly.
9. Search suggestions: The app should provide search suggestions as the user types, to help them find the word they’re looking for faster.
10. Regular updates: The app should be regularly updated with new words and their meanings, to ensure that the information provided is accurate and up-to-date.

There are many Android Dictionary apps available on the Google Play Store, some of the popular ones include:

1. Merriam-Webster Dictionary: This app provides access to the Merriam-Webster dictionary, with over 225,000 words, phrases, and definitions. It also includes thesaurus, word games, and audio pronunciation.
2. Oxford Dictionary of English: This app provides access to the Oxford Dictionary of English, with over 350,000 words, phrases, and definitions. It also includes thesaurus, word games, and audio pronunciation.
3. Google Translate: This app provides translations for over 100 languages, including offline access, camera translation, and handwriting recognition.
4. Dictionary.com: This app provides access to the Dictionary.com and Thesaurus.com, with over 2 million words and definitions. It also includes word games, audio pronunciation, and example sentences.
5. Offline Dictionaries: This app allows users to download multiple dictionaries for offline use, it supports many languages, and it allows you to look up words directly from the phone’s clipboard.
6. WordWeb Dictionary: This app provides offline access to a comprehensive English thesaurus and dictionary, with over 285,000 words, phrases, and definitions.
7. Cambridge Dictionary: This app provides access to the Cambridge Dictionary, with over 100,000 words, phrases, and definitions. It also includes thesaurus, word games, and audio pronunciation.

Note: Depending on the specific needs of the user, they may find different apps more suitable. Some apps may be more focused on providing translations, while others may be more focused on providing definitions and synonyms. Some apps may also be more suitable for people who are learning a new language.