penecontemporaneouslyadv.
/ˌpiːnᵻkəntɛmpəˈreɪnɪəsli/, /ˌpɛnᵻkəntɛmpəˈreɪnɪəsli/, U.S. /ˈˌpinəkənˌtɛmpəˈreɪniəsli/, /ˈˌpɛnəkənˌtɛmpəˈreɪniəsli/ Geology and Archaeology.
Almost contemporaneously; immediately after deposition.
ΘΚΠ
the world > the earth > structure of the earth > structural features > [adverb] > relative time
penecontemporaneously1933
syngenetically1951
the world > the earth > structure of the earth > formation of features > sedimentation > [adverb] > penecontemporaneity
penecontemporaneously1933
1933 P. G. H. Boswell On Mineral. Sedimentary Rocks i. 1 The mode of formation of matrices and minerals that have developed penecontemporaneously or subsequently in the rocks.
1964 Sedimentology 3 136 The observations of uniform directions in certain penecontemporaneously slumped beds.
1999 Jrnl. Field Archaeol. 26 337/1 It does not appear in the underlying strata since it is formed roughly penecontemporaneously with the accumulation of the coarse fraction.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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adv.1933