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单词 microbiome
释义

microbiomen.

Brit. /ˈmʌɪkrə(ʊ)ˌbʌɪəʊm/, U.S. /ˈmaɪkroʊˌbaɪˌoʊm/
Origin: Formed within English, by compounding. Etymons: micro- comb. form, biome n.
Etymology: < micro- comb. form + biome n.
Biology.
1. A population of microorganisms inhabiting a specific environment; a microbial community or ecosystem, now esp. that of the body.
ΚΠ
1952 Sci. Monthly Jan. 7 The protozoan fauna (as a matter of fact, the whole microbiome) [of a harbour station] is poor in species and individuals, and those present are typically polysaprobes.
1988 M. N. Burge Fungi in Biol. Control Syst. ix. 176 In relation to fungal diseases of crops and their control, major microbiomes are the phylloplane, spermosphere, rhizosphere and rhizoplane.
2012 Times (Nexis) 14 July ix. 28 In our guts lives something called a ‘microbiome’, which is made up of approximately 100 trillion beneficial (or at least harmless) bacteria.
2. The collective genomes of all the microorganisms inhabiting a specific environment, esp. that of the body.
ΚΠ
2001 Science 11 May 111/1 The Nobel laureate Joshua Lederberg has suggested using the term ‘microbiome’ to describe the collective genome of our indigenous microbes (microflora).
2005 H. P. S. Makkar & C. S. McSweeney Methods Gut Microbial Ecol. Ruminants p. x. Metagenomic technologies which provide the potential to study the entire microbiome (the predominant genomes) from a complex microbial community, such as the rumen.
2010 Nature 21 Jan. 298/1 He explains the roles of the genomes of trillions of microbes in and on our bodies (the microbiome).
This is a new entry (OED Third Edition, June 2013; most recently modified version published online March 2022).
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