crux

"That 'somehow' is the crux, my dear Livia," said Mrs. Sinclair.

Absolute and perfect union is possible only at the center, the crux, of Being.

Here, in truth, lies the crux of the greatest problem of all.

At Skulltree was the crux of the situation, as Flagg had insisted, ragefully.

This is the crux of the hypnotic dilemma and the answer is far from solved.

The crux of the communication, like that of a school-girl's letter, comes last.

Disclosing the crux of his plot, his voice took on a jubilant tone.

They had come to the crux which Crashaw had wished to avoid.

That was the crux of the whole thing—he, Peter Ogilvie, was the next heir.

Hist., was undoubtedly the well-known Crux ansata, the symbol of life.