Assiduous – Showing great care and effort
To remember the definition of the word assiduous, use the following mnemonic:
The ass was hidden from us (assiduous). They took great care and effort to hide the ass.
Examples of assiduous in a sentence
Unless the car valeter was assiduous when cleaning the vehicle, it would not pass the inspection.
If you want to become a great piano player, you must be assiduous and practise often.