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дефекация n stresses
gen.	bowel movement; defecation (свекловичного сока); dejection
avia.	motion
food.ind.	liming (в производстве сахара)
Gruzovik, tech.	purification; clarification
lat.	alvi dejectiones
med.	cacation; defecation; egestion; ejection; evacuation; hypochoresis; movement; defaecation (Игорь_2006); passing stool (Min$draV); the intestine discharges
rude	crap
sugar.	liming
tech.	lime treatment
vet.med.	discharge of excrement
vulg.	George (usu have/take a George); Irish shave; Sheffield handicap; a-a (usu do/have/take an a-a); big one; biggies (usu do/have biggies); bog (usu have a bog); boom-boom (usu have/do/take a boom-boom); bowel movement (usu have a bowel movement); bum cigar (usu to light a bum cigar); cack (usu do/have/take a cack); do-do (usu make/take a do-do); dump; gerry; ha-ha (см. a-a usu have/do/take the ha-ha); job; jobber; jobby; ka-ka; load off one's behind; poo (usu do/have/make a poo); poo-poo (usu do/have/make a poo-poo); poop (usu do poop); poozie (usu do poozie); squat (usu take a squat); weight off one's behind (игра слов на weight off one's chest/back); pooing; tomtit; business (usu do one's business); ca-ca (usu make/have/do/take a ca-ca); do
Russian thesaurus
дефекация n
gen.	рефлекторное выведение из пищеварительного тракта неусвоенных организмом остатков пищи; у млекопитающих животных и человека - опорожнение прямой кишки от кала. Центр рефлекса дефекации - в поясничной части спинного мозга. Большой Энциклопедический словарь

дефекация: 90 phrases in 16 subjects

Biology	1
Chemistry	8
Clinical trial	1
Food industry	21
Gastroenterology	5
General	6
Makarov	3
Medical	25
Navy	1
Oil / petroleum	2
Oil and gas	1
Physiology	1
Sakhalin	3
Sanitation	1
Technology	4
Vulgar	7