The phrase "acceptable in principle" is correct and usable in written English.
It can be used when discussing a concept, idea, or proposal that is generally considered acceptable, although there may be specific details or conditions that need to be addressed.
Example: "The committee found the proposal to be acceptable in principle, but further discussions are needed to finalize the details."
Alternatives: "generally acceptable" or "provisionally acceptable".
All this suggests that an invasion of Iraq may be acceptable in principle.
The king, a Pushtun, is a unifier, acceptable in principle to Afghanistan's main groupings.
Keynesian boondoggles are acceptable in principle, they say, but they cite Japan in the 1990s as proof that such spending does not always stimulate the economy: better to boost businesses' cashflow by easing their tax burden.
The Russell panel concluded that the data procedure he used was acceptable in principle, but should have been described more fully, and his failure to do so had produced a "misleading" graphic.
In principle, there are different advantages and risks of these different approaches, but each of these concepts is acceptable in principle.
"The current owners did not highlight preferences of any deal, so a reasonable proposal will have a way forward given it reflects the value of the club and is acceptable in principle," he said.
There are many acceptable sites in principle, but confirming acceptability for any one of them is a large and expensive technical undertaking.
The principles for state action might in principle be entirely separate and distinct from the principles that determine morally acceptable individual conduct.
It would provide enough information to allow 100 gigawatts-worth of EGSs to be created in America by 2050, at a commercially acceptable price.In principle, much more could be done.
But if the process could be made more efficient and ethically acceptable, it would in principle provide a general method of repairing patients with their own cells by generating new cells of any desired type.
In keeping with this, an ad hominem argument may be understood as an attack on the ethos of an arguer which is in principle acceptable.
