assisen.

/aˈsiːz/

Etymology: modern French = layer (of rock); the same word as assize n.

Geology.

A geological formation consisting of parallel beds of rock agreeing in their organic remains.

ΘΚΠ

the world > the earth > structure of the earth > structural features > sedimentary formation > [noun] > stratum > stratum by constitution > organic remains or fossils > horizon or assise

horizon1856

assise1882

index horizon1956

1882 A. Geikie Text-bk. Geol. vi. 635 Two or more such zones, united by the occurrence in them of the same characteristic species or genera, may be called beds or an assise.

This entry has not yet been fully updated (first published 1885; most recently modified version published online December 2019).

单词	assise
释义	assisen. /aˈsiːz/ Etymology: modern French = layer (of rock); the same word as assize n. Geology. A geological formation consisting of parallel beds of rock agreeing in their organic remains. ΘΚΠ the world > the earth > structure of the earth > structural features > sedimentary formation > [noun] > stratum > stratum by constitution > organic remains or fossils > horizon or assise horizon1856 assise1882 index horizon1956 1882 A. Geikie Text-bk. Geol. vi. 635 Two or more such zones, united by the occurrence in them of the same characteristic species or genera, may be called beds or an assise. This entry has not yet been fully updated (first published 1885; most recently modified version published online December 2019). < n.1882
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