The Collaborative International Dictionary
Purgament
Purgament \Pur"ga*ment\, n. [L. purgamentum offscourings, washings, expiatory sacrifice. See Purge.]
That which is excreted; excretion. [Obs.]
(Med.) A cathartic; a purgative. [Obs.]
--Bacon.
Wiktionary
purgament
n. 1 (context obsolete English) That which is excreted or purged; excretion. 2 (context obsolete English) A cathartic; a purgative.