单词 | geochronic |
释义 | > as lemmasgeochronic geochronic adj. Brit. /ˌdʒiːə(ʊ)ˈkrɒnɪk/ , /dʒɪəˈkrɒnɪk/ , U.S. /ˌdʒioʊˈkrɑnɪk/ Geology (now rare) = geochronological adj. 2.ΚΠ 1885 5th Ann. Rep. U.S. Geol. Surv. 1883–4 p. xxxi Geochronic Geology, including the phenomena of the succession and grouping of formations. 1892 W. J. McGee Lafayette Formation v. 521 The relation of the arbitrary time units of this diagram are roughly reduced to geochronic units. 1978 Jrnl. Paleontol. 52 571/1 Few mollusks..are known from the Lametas; they are of fresh to brackish water fauna of long geologic range and are of little geochronic importance. < as lemmas |
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