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单词 microstratigraphy
释义

microstratigraphyn.

Brit. /ˌmʌɪkrəʊstrəˈtɪɡrəfi/, U.S. /ˈˌmaɪkroʊstrəˈtɪɡrəfi/
Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: micro- comb. form, stratigraphy n.
Etymology: < micro- comb. form + stratigraphy n., after German mikrostratigraphisch, adjective (1932 in the article referred to in quot. 1934 at sense 1).
Geology.
1. The study of strata on a small or very detailed scale.
ΚΠ
1934 Geogr. Rev. 24 150 The importance of ‘microstratigraphy’ (geochronology and micropaleontology) for correlation of Quaternary deposits is stressed by Helmut Gams.
1948 New Phytologist 47 236 It seems desirable to push still further with the kind of micro-stratigraphy that is exemplified by the work of Granlund, Nilsson, and Ording.
1963 Science 27 Dec. 1646/1 Notwithstanding these deficiencies..a clear presentation of the principles of micropaleontology and microstratigraphy is provided in the introductory chapters.
1992 Cambr. Encycl. Human Evol. v. iv. 189/1 Microstratigraphy aims to reconstruct the centimetre-by-centimetre details of particular environments, often at important palaeontological or archaeological sites.
2. The detailed stratigraphical features of a site, geological deposit, etc.
ΚΠ
1948 New Phytologist 47 236 We may well get some fresh evidence from the micro-stratigraphy of bogs somewhere in continental Europe just at the limits for ombrogenous peat formation.
1976 Current Anthropol. 19 392 In the absence of a preserved visible microstratigraphy in open-air sites, we are led to the tentative conclusion that occupation was sporadic by a small number of highly mobile groups.
2000 Police Rev. 4 Feb. 19/2 Detailed examination of the micro-stratigraphy and distribution of the mud suggested the mud had been accumulated off-road over a short period of time and recently.
This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022).
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n.1934
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