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单词 pregeologic
释义

pregeologicadj.

Brit. /ˌpriːdʒiːəˈlɒdʒᵻk/, U.S. /ˌpridʒiəˈlɑdʒɪk/
Origin: Formed within English, by derivation. Etymons: pre- prefix, geologic adj.
Etymology: < pre- prefix + geologic adj. Compare pregeological adj.
Geology.
= pregeological adj.
ΚΠ
1861 H. Spencer First Princ. ii. ii. 155 Prof. Huxley insists..that we have evidence of a 'pre-geologic era' of unknown duration.
1893 Science 9 June 310/1 Whatever may have been the case in the pre-geologic stages of planetary development.
1957 Evolution 11 56/1 These early stages have often been called pre-geologic.
1981 Adv. Space Res. 1 viii. 41 The primary planetary crust..is considered to form during the pregeologic period at the final stage of planetary formation.
This is a new entry (OED Third Edition, March 2007; most recently modified version published online March 2022).
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adj.1861
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