Use this API to retrieve definition, category, language, search score and id of a word along with the count of search results. It works for both dictionary headwords and definitions. So you may need to submit the exact word for a GET request (e.g. fintech). This will return all of words and definitions contain the searched word with a score which you can then use for sorting the results beginning with the highest score.
PATH
search_term: STRING required
Send a GET request.
Case not sensitive.
Only one word for each request.
Send a word for searching in dictionary.
HEADER
app_id: NONE
not-required
app_key: NONE
not-required
App ID authentication parameter not required.
App Key authentication parameter not required.
200
201
404
500
Internal Error. An error occurred while processing the data. Please contact to API provider.