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autopoisoning
autopoisoning n. 
/ˌɔːtə(ʊ)ˈpɔɪznɪŋ/, /ˌɔdoʊˈpɔɪznɪŋ/, /ˌɑdoʊˈpɔɪzn̩ɪŋ/, /ˌɑdoʊˈpɔɪznɪŋ/ (a) Medicine = autointoxication n. (rare); (b) Chemistry the inactivation of a catalyst by a substrate; the slowing or blocking of a chemical reaction by this means; frequently attributive.
Brit. /ˌɔːtə(ʊ)ˈpɔɪzn̩ɪŋ/
, /ˌɔːtə(ʊ)ˈpɔɪzn̩ɪŋ//ˌɔːtə(ʊ)ˈpɔɪznɪŋ/U.S. /ˌɔdoʊˈpɔɪzn̩ɪŋ/
, /ˌɔdoʊˈpɔɪzn̩ɪŋ//ˌɔdoʊˈpɔɪznɪŋ//ˌɑdoʊˈpɔɪzn̩ɪŋ//ˌɑdoʊˈpɔɪznɪŋ/ΘΚΠ
the world > health and disease > ill health > a disease > disorders caused by poisons > [noun] > from within body
autointoxication1878
autopoisoning1883
1883 Mass. Eclectic Med. Jrnl. 3 234 Auto-poisoning is a common source of disease.
1924 Chambers's Jrnl. 773/2 Constipation is..responsible for more ultimate disease or auto-poisoning than anything else.
1927 Jrnl. Chem. Soc. ii. 2995 (title) An auto-poisoning phenomenon shown by catalytically active copper at moderate temperatures.
1970 Jrnl. Catalysis 17 348/2 It is well known that in the catalytic hydrogenation of ethylene, ethylene acts as an autopoisoning agent.
1997 Appl. Catalysis B. 12 69 When olefins begin oxidation..by oxygen and NO their autopoisoning disappears and conversion of CO is reestablished.
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