Hitherto – Until now or until a particular time
(Pronounced hith-uh-too)
To remember the definition of the word hitherto, use the following mnemonic:
His thumb used to (hitherto) be attached until now.
Examples of hitherto in a sentence
It had hitherto been illegal to possess the drug.
Hitherto it had been part of the rules.
The doors hitherto closed to the public, were now open.