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Meanings of archean in English

Wikidata

Of or relating to the earliest known rocks formed during the Precambrian Eon.

        Related terms
        Portuguese
        arqueano
        Catalan
        arqueà

        The time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life.

            arqueano
            Synonyms
            Examples for "archaean"
            Examples for "archaean"
            1
            No known archaean seemed to be equipped to be a host cell.
            BBC
            2
            But it was an archaean that had some surprising similarities to eukaryotes.
            BBC
            3
            However, by 2010 it was pretty clear that the host cell was an archaean.
            BBC
            4
            This implies that an archaean somehow picked up the lipid modification enzymes from bacteria.
            BBC
            5
            When Loki was found in 2015, it was immediately apparent that it was an archaean.
            BBC
            Usage of archean in English
            1
            The archean age, during which the brooding seems to have gone on, was probably as long as all the ages since.
            Time and Change
            2
            The period following on after Archean time is called, by geologists, Paleozoic time.
            The Prehistoric World; Or, Vanished Races
            3
            Others divide the Precambrian into two eras, the very ancient Archean and the more recent Proterozoic.
            A short history of nearly everything
            4
            Archean rocks form the cores of the ancient crystalline masses within the littoral zone from Algiers to Bona.
            The Project Gutenberg Encyclopedia, Volume 1 of 28
            5
            Rocks of Archean age cover wide areas in the interior, in West and East Africa and across the Sahara.
            The Project Gutenberg Encyclopedia, Volume 1 of 28
            6
            A theory held by many refers the ultimate source of the iron to the igneous rocks of the Archean.
            The Elements of Geology
            7
            Together, the data paint a picture of Archean evolution that is one of early development of morphological and chemical complexity.
            Pubmed
            8
            If it were in the Archean, this whole blog might be a few words arranged nonsensically and a fragment of an out-of-focus photo.
            Wired
            9
            Racing to the line with him and finishing just behind him was ARCHEAN (5) who was also held up for a run.
            News.com.au
            10
            Our knowledge is far too meager to warrant an attempt to draw the varying outlines of sea and land during the Archean and Algonkian eras.
            The Elements of Geology
            Translations for archean
            Portuguese
            arqueano
            Catalan
            arqueà
            Archean through the time