The phrase "a definite form" is correct and usable in written English.
It can be used when discussing a specific, clear, or established version of something, often in contexts like grammar, art, or design.
Example: "In this project, we need to present our ideas in a definite form to ensure clarity and understanding among all team members."
Alternatives: "a clear version" or "a specific format".
The whole material is fluid and refuses to be stabilized in a definite form.
Myths of creation refer to the process through which the world is centred and given a definite form within the whole of reality.
The seeming chaos is moving toward a definite form of order, however, an order latent in the very forms themselves rather than from an imposition of order from the outside.
A short time after, a large meeting at Mount Sterling gave the movement a definite form.
They complained that it was unplanned and incoherent, too dispersed and automobile dependent; it lacked a definite form or true center.
Mao once quipped that democratic centralism was "at once democratic and centralized, with the two seeming opposites of democracy and centralization united in a definite form".
There have been enough of these to form a definite pattern, and also to pose a question: not what is it with such exiles so much as what is with America that they find in it something lacking at home?
The propagation of bulblets was investigated 70 days after embedding in peat when the bulblets formed a definite shape (bulbous) and size (2 cm circumference with 5 7 scales).
What previously looked like nothing more than scattered rocks would suddenly take on a definite shape and appear to form new lines stretching off into the horizon.
It presents a very definite form, in a very pure state.
According to the IUPAC (1947) the distribution constant is defined as the ratio of the concentration of a substance in a single definite form in the extract to its concentration in the same form in the other phase at equilibrium.
