The definition of an enema is a process where liquid is forced into the rectum through the anus in order to cleanse or for medical purposes, or the liquid that is used for such a procedure.
(noun)See enema in Webster's New World College Dictionary
See enema in American Heritage Dictionary 4
noun
Origin:
Origin: Late Latin
Origin: , from Greek
Origin: , from enīenai, to send in, inject
Origin: : en-, in; see en-2
Origin: + hīenai, to send; see yē- in Indo-European roots
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