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Webster 1913 Edition

Noun.

[L.

suffumigatio

: cf. F.

suffumigation

The operation of suffumigating.

Noun.

Fumigation; the operation of smoking any thing, or rather of applying fumes to the internal parts of the body.

A term applied to all medicines that are received into the body in the form of fumes.

suffumigation ‎(plural suffumigations)

The burning of substances to produce fumes as part of some magical rituals.
- 1816, Walter Scott, The Antiquary, Oxford University Press, 2002, page 208:
  Now I will make dis avail me at de change of every quarter-moon dat I shall find by the same proportions of expenses I lay out in de suffumigations, as nine, to de product of nine multiplied unto itself.