penecontemporaneousadj.
/ˌpiːnᵻkəntɛmpəˈreɪnɪəs/, /ˌpɛnᵻkəntɛmpəˈreɪnɪəs/, U.S. /ˈˌpinəkənˌtɛmpəˈreɪniəs/, /ˈˌpɛnəkənˌtɛmpəˈreɪniəs/ Geology and Archaeology.
Almost contemporaneous; esp. (of a process) occurring immediately after deposition of a particular stratum.
ΘΚΠ
the world > the earth > structure of the earth > structural features > [adjective] > relative time
remanié1860
subsequent1889
penecontemporaneous1901
syngenetic1905
juvenile1907
palimpsest1912
diachronous1926
palaeotectonic1947
the world > the earth > structure of the earth > formation of features > sedimentation > [adjective] > before or after deposition
penecontemporaneous1901
post-mineral1907
post-depositional1933
synsedimentary1960
1901 S. Buckman in Q. Jrnl. Geol. Soc. 57 144 Brought about by what may be called penecontemporaneous denudation.
1939 W. H. Twenhofel Princ. Sedimentation x. 375 The present trend of opinion considers that much chert and flint were deposited contemporaneously with the enclosing rocks. The views of origin may be placed in three classes of contemporaneous (syngenetic), penecontemporaneous, and subsequent (epigenetic).
1969 Nature 22 Nov. 821/2 There is evidence of post-depositional weathering penecontemporaneous with deposition.
1991 R. Goldring Fossils in Field iv. 87 Was the interface trace the result of penecontemporaneous washing out of burrows?
1993 Jrnl. Petrol. 34 340 Rákos lies near a major Pliocene andesitic volcanic area, and calc-alkaline and alkaline volcanism were penecontemporaneous.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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adj.1901