About this app

The complete Collins COBUILD English/Chinese/Japanese/Korean Advanced Dictionary of American English • Made specially for learners of English-Chinese-Japanese-Korean • Contains over a quarter of a million translations from English to Chinese, Japanese and Korean • Thousands of notes on grammar and ways to use words • No internet connection needed.

Collins COBUILD English/Chinese/Japanese/Korean Advanced Dictionary of American English is based on one of Collins’ most innovative dictionaries: the Collins Cobuild Advanced Learner’s Dictionary, which was the first fully corpus-informed dictionary for learners of English. The corpus in question, the Bank of English™, contains 4.4 billion words, and is constantly growing and being updated.


Dictionary features include:
• 87,000 bold references (headwords, derivatives, phrases & idioms, feature boxes)
• 273,000 translations into Chinese, Japanese and Korean: translations in each Asian language are clearly designated by the preceding cyan characters meaning ‘translation’ in each target language in the typeset sample
• 16,000 entries (with 1,000 phrasal verbs nested within)
• 41,000 definitions in English
• 43,000 examples of English in use, from the Bank of English™
• 1,800 feature boxes (language notes, regional variants, usage boxes, cultural boxes)
• CET Band 4, Band 6 and Band 6+ vocabulary is included: these words are highlighted in magenta in the typeset sample
• no internet connection needed to use dictionary

--Search Features—
• Wildcard search: enter “?” or “*” in place of a letter when you are unsure of the spelling (e.g., “man*ver” retrieves the word “maneuver”).
• Search for similar words: e.g. clicking on “adding” in an entry yields a list of similar and derivative words: “addition”, “additional”, “additive”, “addition reaction”.
• Browse through the dictionary alphabetically or flip from one entry to the next with a flick of a finger.
• link to Google so that you can search for more information on particular words.

--Special features for revising vocabulary—
• History menu lists all your recent word searches.
• Save words and expressions to any number of flashcard folders.
• Mark flashcard words which need you still need to memorize.

*over Android 3.0 platform

* notice : copy&paste function is not available anymore because of the copyright issues.


* You may also notice a $1.00 transaction from Google, which is actually a pending authorization request between Google billing system and the bank that issued your credit or debit card, so you won't end up paying the extra $1.00.

Detailed guide for required access items when using DioDict
Permission to save: Access to save required files such as database and fonts for dictionary use
Permission to call: Access to device information to confirm purchase authentication

■ CS center : support@selvasai.com

Our company name is now 'SELVAS AI' officially changed from DIOTEK.
The new name reflects our dedication to Artificial Intelligence technology, all of us at SELVAS AI strive to do our best for our customers.

■ Homepage: http://www.selvasai.com/

New features

Upgraded target OS version to Oreo (Android 8.0)
Purchase verification error messages improved
Bug fixes

App Permissions

Allows applications to access information about networks.
Allows an application to write to external storage.
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Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Allows applications to access information about Wi-Fi networks.
This constant was deprecated in API level 21. No longer enforced.
Allows access to the vibrator.
This constant was deprecated in API level 8. The restartPackage(String] API is no longer supported.
Allows an application to install packages.
Allows an application to read from external storage.