non-contemporaneousadj.
/ˌnɒnkəntɛmpəˈreɪnɪəs/, U.S. /ˈˌnɑnkənˌtɛmpəˈreɪniəs/ Chiefly Science.
Not occurring at the same time; not of the same date or period.
ΘΚΠ
the world > time > relative time > simultaneity or contemporaneousness > [adjective] > not contemporaneous
asynchronous1737
uncontemporaneous1859
non-contemporaneous1875
non-simultaneous1890
non-concurrent1913
1875 Scribner's Monthly June 256/2 Especially worth reading is the introductory sketch of Russian non-contemporaneous literature, say before 1820.
1879 Proc. Royal Soc. 1878–9 28 223 A series of forms of common fossils..should be divided into two groups, the series of the contemporaneous, and of the non-contemporaneous (genetic) forms.
1933 B. Gadelius Human Mentality ii. 54 The study of the development of the medullary sheath in connection with non-contemporaneous functional maturation..contributed to..knowledge.
1994 Acta Pediatrica 83 1002 The non-contemporaneous occurrence of the disease in these three children emphasizes the importance of a genetic basis.
This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1875