Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun A
taxonomic domain of single-celled organisms lacking nuclei, formerly calledarchaebacteria but now known to differ fundamentally frombacteria .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Ancient Greek ἀρχαῖα (arkhaia, "ancient"), neuter plural of ἀρχαῖος (arkhaios, "ancient").
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