perdurable

The old world held the secret; and he would accept this solitary and perdurable column as the symbol of that secret.

She felt at once the fugitive character of its apparent existence, the perdurable Reality within which it was held.

We should have fastened the branches of life together in long elastic wires of the thin-drawn gold of perdurable sentiment.

The palm as an evergreen tree and the amaranth a perdurable flower are emblems of immortality.