What does defecation mean?
Defecation is the noun denoting the act of discharging feces from the bowels through the anus — the final stage of digestion by which the body eliminates solid waste. It is the standard term in medicine, biology, and veterinary science, where it appears in discussions of bowel health, dietary effects, and disorders such as constipation or diarrhea. Outside clinical settings, the word is generally avoided in polite everyday speech, which favors softer expressions like 'a bowel movement' or indirect euphemisms; using 'defecation' casually can sound jarringly technical. The word derives from Latin defaecare, meaning to purify or clear of dregs, a reminder of how language can lend dignity to unglamorous subjects. Its adjective form is 'defecatory' or related forms like 'defecate' (the verb), and it pairs naturally with terms such as regular, painful, or difficult when describing symptoms. For anyone writing about health, nutrition, or anatomy, defecation provides a precise, neutral register that avoids both vulgarity and vagueness, making it the word of choice in professional and educational contexts.
nounThe act or process by which an animal voids feces from the bowels; the discharge of waste matter through the anus.
- The physiological process of discharging feces from the body through the anus.
"A diet rich in fiber promotes regular, comfortable defecation."
"Regular defecation is an important indicator of digestive health."
"The patient reported difficulty with defecation following surgery."
Rarely pluralized; usually treated as an uncountable mass noun referring to the general process. A plural form exists but is uncommon outside specialized medical literature describing multiple instances.
"Multiple painful defecations were recorded during the patient's recovery."
Despite its scatological meaning, 'defecate' comes from the Latin for 'to cleanse' — the same root that gave us 'feast' and 'festive'.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of defecation
Defecation derives from Latin defaecare, meaning 'to purify' or 'clear from dregs,' formed from de- ('away') plus faex/faeces ('dregs, sediment'). It entered English in the early modern period, with its anatomical sense developing alongside the verb 'defecate.' Cognates include the English words 'feces' and 'feculent,' all tracing back to the same Latin root referring to sediment or impurity.
Related word forms
How defecation is actually used
Defecation is the formal, clinical term used in medicine and physiology. In everyday conversation, euphemisms like 'going to the bathroom' or 'having a bowel movement' are far more common, as 'defecation' can sound overly technical or awkwardly explicit outside medical contexts.
Easily confused with defecation
Defecation means the discharge of bodily waste, whereas deification means treating someone as a god — the two words differ by one letter and are occasionally confused in writing.