This transformation is indexed by the slow accretion of code in his code-breaking library.

Callisto is thought to have formed by slow accretion from the disk of the gas and dust that surrounded Jupiter after its formation.

More time passed, and the slow accretions continued.

It's the slow, unsought accretion of wisdom called "getting older" that probably accounts for my change of mind more than fatherhood.

Felt the slow accretion of pain.

The process had begun, Caroline thought: the slow accretion of fact upon fact to establish Brett's guilt.

Like him, she had probably ceased to notice the slow accretion of dirt over their lives.

I suppose it was an aggregate of many things, a slow accretion.

Beyond that is the simple, slow accretion of new biographical information about her.

Another theory is that diamonds are formed by the slow accretion of crystals.