micropopulationn.

Brit.

/ˌmʌɪkrə(ʊ)ˌpɒpjᵿˈleɪʃn/, U.S.

/ˈˌmaɪkroʊˌpɑpjəˈleɪʃ(ə)n/

Origin: Formed within English, by compounding. Etymons: micro- comb. form, population n.²

Etymology: < micro- comb. form + population n.², in sense 1 after microorganism n.

1. The population of microorganisms present in a given location, organism, etc.

ΚΠ

1923 Philos. Trans. (Royal Soc.) B. 211 317 Earlier work showed..that an investigation of the micro-population of field soil would yield interesting and important results.

1931 Ecol. Monogr. 1 503 In the micro-population the actinomyces number is relatively large in proportion to the number of bacteria.

1966 Appl. Microbiol. 14 237 (title) Microorganisms of the upper atmosphere. 3. Relationship between altitude and micropopulation.

1975 Agronomia Lusitana 36 400 As a result of the prevailing unfavourable conditions there was a reduction in both size and variety of the soil micropopulations.

1993 Internat. Jrnl. Food Microbiol. 19 135 Studies on microbial successions indicated a selection towards a micropopulation dominated by lactic acid bacteria.

2. A sub-population; a small or specialized population.

ΘΚΠ

the world > life > biology > balance of nature > population > [noun] > type of

swarm1560

isotype1881

habitat group1898

guild1903

microcolony1925

thanatocœnosis1953

ecomorph1954

community1957

subpopulation1959

micropopulation1966

1966 Population Index 32 536/1 This paper develops a model of the micro-population density distribution throughout the urbanized areas of the United States.

1967 Oceanogr. & Marine Biol. 5 543 There is a highly detailed zoning of ecological conditions and micro-populations in the supra- and the mediolittoral zone.

1982 Neurosci. & Behav. Physiol. 12 233 (title) Associative properties of a neuron micropopulation in the sensorimotor cortex.

1994 Internat. Jrnl. Bio-med. Computing 37 139 The simulation for predictive purposes of micropopulation models.

1997 J. Diamond Guns, Germs & Steel xv. 306 New Guinea's population is not only small in aggregate, but also fragmented into thousands of micropopulations by the rugged terrain.

This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).

单词	micropopulation
释义	micropopulationn. Brit. /ˌmʌɪkrə(ʊ)ˌpɒpjᵿˈleɪʃn/, U.S. /ˈˌmaɪkroʊˌpɑpjəˈleɪʃ(ə)n/ Origin: Formed within English, by compounding. Etymons: micro- comb. form, population n.² Etymology: < micro- comb. form + population n.², in sense 1 after microorganism n. 1. The population of microorganisms present in a given location, organism, etc. ΚΠ 1923 Philos. Trans. (Royal Soc.) B. 211 317 Earlier work showed..that an investigation of the micro-population of field soil would yield interesting and important results. 1931 Ecol. Monogr. 1 503 In the micro-population the actinomyces number is relatively large in proportion to the number of bacteria. 1966 Appl. Microbiol. 14 237 (title) Microorganisms of the upper atmosphere. 3. Relationship between altitude and micropopulation. 1975 Agronomia Lusitana 36 400 As a result of the prevailing unfavourable conditions there was a reduction in both size and variety of the soil micropopulations. 1993 Internat. Jrnl. Food Microbiol. 19 135 Studies on microbial successions indicated a selection towards a micropopulation dominated by lactic acid bacteria. 2. A sub-population; a small or specialized population. ΘΚΠ the world > life > biology > balance of nature > population > [noun] > type of swarm1560 isotype1881 habitat group1898 guild1903 microcolony1925 thanatocœnosis1953 ecomorph1954 community1957 subpopulation1959 micropopulation1966 1966 Population Index 32 536/1 This paper develops a model of the micro-population density distribution throughout the urbanized areas of the United States. 1967 Oceanogr. & Marine Biol. 5 543 There is a highly detailed zoning of ecological conditions and micro-populations in the supra- and the mediolittoral zone. 1982 Neurosci. & Behav. Physiol. 12 233 (title) Associative properties of a neuron micropopulation in the sensorimotor cortex. 1994 Internat. Jrnl. Bio-med. Computing 37 139 The simulation for predictive purposes of micropopulation models. 1997 J. Diamond Guns, Germs & Steel xv. 306 New Guinea's population is not only small in aggregate, but also fragmented into thousands of micropopulations by the rugged terrain. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < n.1923
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