The phrase "a previous form" is correct and usable in written English.
It can be used when referring to an earlier version or state of something, often in contexts discussing changes or developments.
Example: "The software has undergone significant updates since its previous form, improving both functionality and user experience."
Alternatives: "an earlier version" or "a prior state".
If a previous form of patrician conservatism had been about respectability and social structure, this new form was about replacing all notions of public enterprise with a striving doctrine of individualism.
And mankind's influence on his environment is now such that he has changed the composition of the atmosphere over the past few centuries, so the effects of humanity can never be completely removed.Ms Marris traces the emergence of a "wilderness cult" that she believes affects efforts to restore habitats to a previous form.
However, one area that remains controversial is whether it is possible for evolution to be reversed so that an organism or molecule returns to a previous form.
It makes available more information than a thousand libraries more quickly and efficiently than any previous form of communication.
His attempt at explaining quantum physics in classical terms using wave mechanics impressed Bohr, who believed it contributed "so much to mathematical clarity and simplicity that it represents a gigantic advance over all previous forms of quantum mechanics".
Dispense with all previous forms of music and music-making and start again".
Mobile elements propagate in a new genome environment more efficiently by destruction of their previous form, a potential competitor.
Fresh off one of their most inspired victories of the season, and hoping to win two in a row for the first time in nearly a month, the Knicks instead reverted to previous form with a 105-95 loss Friday night to the Charlotte Bobcats.
The Smiths aren't the only indie outfit to have adopted a band name with previous form, of course.
Provided, of course, she remembers to turn up, which is by no means a guarantee given her previous form in keeping her athletic commitments.
They insists there is no specific asking price and that Liverpool are subject to market forces, but it remains to be seen whether Hicks and Gillett will be willing to walk away without a profit, and on previous form it is unlikely.
