dysbiosisn.
/ˌdɪsbʌɪˈəʊsɪs/, U.S. /ˌdɪsbaɪˈoʊsəs/ΚΠ
1891 E. E. Furney Culture ii. 23 Our term culture should have a positive and negative sign, to show in which direction it excites to a change from the habitual; as, Eubiosis, living made easy, and Dysbiosis, difficult living.
2. Medicine and Veterinary Medicine. Abnormality or imbalance of the microbial flora of the intestinal tract or other part of the body, esp. when considered as a causative or contributory factor in disease; an instance of this.
ΚΠ
1926 N. Amer. Veterinarian 7 30/2 In exceptional cases these are associated with the proteus, the pyocyaneus, staphylococci and mixed organisms which in their aggregate constitute an abnormal intestinal flora—a dysbiosis.
1961 Jrnl. Appl. Bacteriol. 24 250 The condition in a normal, naturally occurring, reproducibly composed, microbiocenosis of a healthy organ is called eubiosis, in contrast to dysbiosis, which term denotes a disturbed microflora.
1986 Acupuncture & Electrotherapy Res. 11 1 Much of multiple food and chemical sensitivity is due to underlying causes of which Dysbiosis is one.
2013 Nat. Health Apr. 70/2 There are several factors which promote candida, including use of antibiotics, steroid treatment, hyperacidity due to diet, intestinal dysbiosis.
This is a new entry (OED Third Edition, January 2018; most recently modified version published online March 2022).
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