His rejection of preformation was on philosophical and experimental grounds.
It is argued that there can be no objection to a reunion on philosophical or scientific grounds.
Thus the institution of a publicly owned insurance company was justified by the government on both philosophical and economic grounds.
He said that by going along with it, his party would lose "the philosophical high ground."
Fortunately, the concept was resisted on practical and philosophical grounds.
That, he said, is "open to serious question" on both medical and philosophical grounds.
So some might have questioned, on philosophical grounds, whether the sight really existed at all.
It's being run by a parents' cooperative made it an attractive option for many on philosophical grounds.
There are some who would object on philosophical grounds to this kind of synthesizing approach.
Positivism has also come under fire on religious and philosophical grounds, whose proponents state that truth begins in sense experience, but does not end there.