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Webster 1828 Edition

ppr.

Twisting; entwining; encircling.

wreathing

wreathing ‎(plural wreathings)

The motion or pattern of something that wreaths.
- John Duncan, Duncan's Travels
  To have demolished and rebuilt the walls, would have been a very costly expedient, and as the least of two evils, the painter's brush was resorted to; here and there however, above some of the windows, the black wreathings of the smoke are still discernible through the white covering.