单词 | pregeologic |
释义 | pregeologicadj. 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). < adj.1861 |
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