Sentence examples for are hitherto from inspiring English sources
adverb
Up to this or that time.
Bringing the age limit down to 25 might help to ensure that contestants are hitherto undiscovered.
Included are hitherto unseen items like the promotional film directed by Mike Nichols in 1970 through which Evans turned on his wheedling charm to convince the top brass at Gulf and Western not to close down Paramount.
On view are hitherto unseen drawings influenced by his friend George Grosz, a leader of the Berlin Dada movement, as well as collages made from his own photographs and magazine cut-outs.
It's hard to imagine anyone doesn't already know Bowie's story: as you read this, there are hitherto uncontacted tribesmen in the Mato Grosso greeting explorers with a rough precis of what happened to him in the 1970s ("we hear he flew on a big silver bird to Berlin, the better to escape the cocaine addiction that plagued him during the making of Station To Station").
There are hitherto no rigorous estimates of the cost of this externality.
However, no molecular models of substrate binding and catalysis are hitherto available for this enzyme.
Most were hitherto dormant Socialist supporters.
That the festival was hitherto non-existent is, though, inaccurate.
However, what he's getting up to is not as obvious as it has been hitherto.
The Algerian government was hitherto happy for them to be bottled up in Mali.
In fact this would simply indicate a phenomenon that was hitherto unknown.
