This app was mentioned in 8 comments, with an average of 1.25 upvotes
I use Quick Dictionary for 2 major reasons: 1. Floating bubble to search for words. 2. It stores your history and the pro version allows you to export the database in .yjm format that includes the words and their meanings.
https://play.google.com/store/apps/details?id=com.yaki.wordsplash should do the trick.
No dictionary app is better than Goldendict
For quick definitions https://play.google.com/store/apps/details?id=com.yaki.wordsplash
Goldendict does have this popup option too
I think Quick Dictionary has the things you need.
So far this is the option I'm experimenting with: https://play.google.com/store/apps/details?id=com.yaki.wordsplash
Try out Quick Dictionary app https://play.google.com/store/apps/details?id=com.yaki.wordsplash&hl=en
This one is my favourite. Just select and copy the word and the meaning pops up.
https://play.google.com/store/apps/details?id=com.yaki.wordsplash