This extension is inspired by Mouse Dictionary (MIT License, wtetsu, 2018).
Fast looking up words with case sensitivity
(Note that this demonstration was held after importing 英辞郎(EIJIRO) dictionary data, see #importing-dictionaries. Many expressions such as "on one's own" are NOT included in the default dictionary.)
Mouse Dictionary provides a very fast and flexible way to refer to a dictionary. By partially using the code in this Chrome extension, I realize its similar function in VSCode!
You can toggle the visibility of the hover by simply clicking the right side button or the command
You can import the dictionaries via the command
This page which shows much information about some kinds of available dictionary files is also helpful.
How to work?
This extension uses Level as a database in the background.
The dictionary data is registered and kept in the storage directory the VSCode allows; e.g.