As positive ions gradually travel toward the cathode, the field in the near vicinity of the anode is relieved and gradually reaches initial values.
He would watch different trends start in one city and then gradually travel across the country to the other, sometimes two or three years later.
They form from volcanic activity, then gradually move eastward over the millenniums, mellowing and sinking as they go: a geological manifestation of the course we all travel.
Gradually, though, it travels to a more philosophical place.
The public will gradually expect to travel beyond the edge of space.
What gradually revealed itself as we travelled around investigating German culture was the imaginative grip that the idea of Germany exerted over its writers, musicians and architects.
As a result of the railway, more commuters gradually moved to Ickenham and travelled to work in London.
The route, often subject to flooding from the waterlogged soil which it travelled over, was gradually improved, especially during the 1830s.
When there's bad news in the Scofield family, it spreads gradually "the way ink travels up a stalk of celery".
