etc. Obs. Forms: 6–8 apostemation, -umation, 7 aposthemation, -humation. [a. OFr. apostemation, apostumacion (Godef.), ad. med.L. apostēmātiōn-em, n. of action f. apostēmāri (see APOSTEMATE a.).]

1

  1.  The formation of an ‘apostem’ or abscess; the gathering of matter in a purulent tumor; festering.

2

1578.  Lyte, Dodoens, 132. Motherworte … layde upon woundes keepeth them both from inflammation and apostumation.

3

1607.  Topsell, Serpents (1653), 664. A vehement apostumation.

4

1671.  Salmon, Syn. Med., II. lv. 337. Dislocations of the Shoulder … with … Aposthumation, are hard to Cure.

5

  2.  = APOSTEME.

6

1540.  Raynald, Birth Man. (1564), 79 b. Howe to … clense suche Apostumations.

7

1764.  Martin, in Phil. Trans., LV. 41. An abscess or apostemation in the lungs.

8