purge

v. purify, remove contamination; clean, remove dirt; defecate, empty the bowels

n. cleansing; cleaning of excess files from a hard disk (Computers); erasing of a file without the option of canceling the erasure (Computers); diarrhetic drug, cathartic

In history and political science, to purge is to remove people considered by the group in power to be "undesirable" from a government, political party, a profession, or from community or society as a whole, often by violent means. Restoration of people from a purge is known as rehabilitation.
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Purge 1. to cleanse or purify, to remove undesirable substances from something. 2. to cause evacuation of feces. purge v. [more]Purge - Community and Resources

Noun
1. the act of clearing yourself (or another) from some stigma or charge
(synonym) purging, purgation
(hypernym) clearing
(hyponym) purification
(derivation) purify, sanctify
2. an act of removing by cleansing; ridding of sediment or other undesired elements
(synonym) purging
(hypernym) cleaning, cleansing, cleanup
(hyponym) catharsis, katharsis, abreaction
(derivation) flush, scour
Verb
1. oust politically; "Deng Xiao Ping was purged several times throughout his lifetime"
(antonym) rehabilitate
(hypernym) persecute, oppress
2. clear of a charge
(hypernym) acquit, assoil, clear, discharge, exonerate, exculpate
(derivation) purging, purgation
3. make pure or free from sin or guilt; "he left the monastery purified"
(synonym) purify, sanctify
(hypernym) change, alter, modify
(hyponym) spiritualize, spiritualise
(derivation) purging, purgation
4. rid of impurities; "purge the water"; "purge your mind"
(hypernym) purify, sublimate, make pure, distill
(derivation) purging
5. rinse, clean, or empty with a liquid; "flush the wound with antibiotics"; "purge the old gas tank"
(synonym) flush, scour
(hypernym) rinse, rinse off
(derivation) purging
6. eject the contents of the stomach through the mouth; "After drinking too much, the students vomited"; "He purged continuously"; "The patient regurgitated the food we gave him last night"
(synonym) vomit, vomit up, cast, sick, cat, be sick, disgorge, regorge, retch, puke, barf, spew, spue, chuck, upchuck, honk, regurgitate, throw up
(hypernym) excrete, egest, eliminate, pass
7. excrete or evacuate (someone's bowels or body); "The doctor decided that the patient must be purged"
(hypernym) treat, care for
(cause) evacuate, void, empty
(derivation) catharsis, katharsis, purgation

n. (Medicine) purge, draining; purgation, bleeding

v. bleed, purge; redeem, scour