The phrase "acceptable replacement for" is correct and usable in written English.
It can be used when discussing alternatives or substitutes for something that is deemed suitable or appropriate.
Example: "In this recipe, you can use almond milk as an acceptable replacement for regular milk."
Alternatives: "suitable substitute for" or "valid alternative to".
So the screen itself will NOT replace a nice digital photo frame, but it acts as an acceptable replacement for a Chumby as far as displaying widgets is concerned.
The junior partner, the Freedom Union, said it was abandoning efforts to save the coalition after weeks of negotiations failed to find an acceptable replacement for Prime Minister Jerzy Buzek.
So, Boehner says House Republicans are not only willing to let the sequester hit, but that the only acceptable replacement for it will be a plan that wipes away the deficit in 10 years — all without revenues.
That kind of performance would make a mobile broadband dongle a more than acceptable replacement for fixed broadband - although EE's data tariffs might make it prohibitively expensive for heavy users.
Bok choy is always an acceptable replacement for any green vegetable.
But a carbon tax can't be counted on to do the job by itself, and it is not an acceptable replacement for carbon limits under our current laws.
Oats, barley, rice and vegetable trimmings are also acceptable replacements for leftover crusts, it advises.
He's right, in that Bath or Bloomsbury are more than acceptable replacements for the fields on which they were built, but almost nothing suggests that the British construction industry is up to creating their modern equivalents.
She said it was impossible to find an acceptable replacement breast.
For infected mothers who have to breast feed because they live where water is contaminated, the health organization now recommends weaning as soon as a safe and acceptable replacement feeding is available.
*Student data was recoded so that a clear error = 1 and acceptable replacement = 0.
