The phrase "most significant point" is correct and usable in written English.
For example, you could use it in a sentence such as: Being able to express myself clearly and concisely was the most significant point I took away from my writing course.
And that's the most significant point.
Every point feels like the most significant point now.
Yet the most significant point of convergence lies elsewhere.
Yet the most significant point raised for many Puerto Ricans has not been about solvency, but sovereignty.
Douglass later recalled that he regarded this "as the most significant point in what he said during our interview".
"The first and most significant point of my campaign platform was that I'm not making any promises," he said.
Not all of Augusta's most significant points, then, are couched between 18 holes.
These are the most significant points of friction, internationally and domestically.
Putting words on telegraph wires was costly, so reporters made sure the most significant points were made at the start.
And I think perhaps, along the lines of prestige, one of the most significant points that has been made is the matter of the colleagueship among those who are in faculties in the colleges and universities and those who are in the elementary and secondary schools.
The thinning process generates subsets of "most significant" points, such that the piecewise linear interpolants over the Delaunay triangulations of these subsets approximate progressively the function values sampled at the original scattered points, and such that the approximation errors are small relative to the number of points in the subsets.
