Plum Dictionary app for iPhone and iPad

Plum Dictionary is a dictionary designed for employees in companies where English is the working language, international students, and ABCs who are learning Chinese. Pure Dictionary shows flexibly organized search results with no redundant English learning materials, advertisements or promotions, to provide the best results and simplest user experience.
 
Plum Dictionary provides various "cards" for each search result, such as an English-English definition card, a web answers card, an image answers card, whatever you need. These cards are highly customizable. Turn them on or off and reorder them as you see fit.
 
The search results are served by APIs including wordnet.com, Microsoft Cognitive Services Image, Web search APIs, etc.