archaeal
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a word derived from
archaeon.
archaeonnounany member of the domain Archaea, single-celled microorganisms similar to bacteria but having distinct structural and genetic characteristics.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"The results suggest that deep-ocean archaeal communities may maintain or even enhance their role in nitrogen cycling and primary production support across vast iron-limited regions in a warming climate."
From Science Daily ● Mar. 11, 2026
"Our new estimates for the age of the archaeal and bacterial ancestors of eukaryotes will help to improve our models on eukaryotic origins," Edmund Moody of the Universit of Bristol adds.
From Science Daily ● Nov. 21, 2023
Gould agrees with the widespread view that a merger between archaea and bacteria gave rise to the first eukaryotes, but thinks the archaeal partner was nothing like the newly cultured microbes.
From Science Magazine ● Dec. 21, 2022
Eventually, it integrated fully into its archaeal host cell, becoming what we know today as the mitochondrion, the crucial energy-producing component of the cell.
From Scientific American ● Jun. 13, 2022
The archaeal plasma membrane is chemically different from the bacterial membrane; some archaeal membranes are lipid monolayers instead of phosopholipid bilayers.
From Textbooks ● Apr. 25, 2013