Archaea

== Translingual == === Alternative forms === Archea (common misspelling) === Etymology === From Ancient Greek ἀρχαῖα (arkhaîa, “ancient”), neuter plural of ἀρχαῖος (arkhaîos, “ancient”). === Proper noun === Archaea Single-celled organisms lacking nuclei, formerly called archaebacteria, but now known to differ fundamentally from bacteria. A taxonomic domain. A taxonomic kingdom within the superkingdom Prokaryota. ==== Synonyms ==== Archaebacteria, Korarchaeota, Crenarchaeota, Euryarchaeota ==== Hyponyms ==== (domain): Crenarchaeota, Euryarchaeota, Korarchaeota, Nanoarchaeota, Thaumarchaeota – phyla (kingdom): Crenarchaeota, Euryarchaeota – phyla ==== Coordinate terms ==== (kingdom in Prokaryota): Bacteria ==== Derived terms ==== archaeal archaean archaeon === References === Archaea on Wikipedia.Wikipedia Archaea on Wikispecies.Wikispecies Category:Archaea on Wikimedia Commons.Wikimedia Commons Archaea at the Tree of Life Web Project