Definitions with example sentence and photo if avaailable
Dictionaries

Perfect Tense
The Perfect Tense API is an artificial intelligence powered spelling and grammar API. All you have to do is provide a piece of text and the Perfect Tense API will automatically return a proofread version of the text, along with all spelling and grammar mistakes.

WordsAPI
Find definitions, related words, and more, with a simple to use RESTful API.

Merriam-Webster
The Merriam-Webster Dictionary API gives developers access to a comprehensive resource of dictionary and thesaurus content as well as specialized medical, Spanish, ESL, and student-friendly vocabulary.

Oxford
Enhance your app with world-renowned dictionary data.