You searched for: “archaeon”
archaeon (s), archaea (pl)
Any of a group of microorganisms that resemble bacteria but are different from them in certain aspects of their chemical structure; such as, the composition of their cell walls.
Some scientists believe that archaea were the earliest forms of cellular life. Also called archaebacterium.
This entry is located in the following unit: archaeo-, archeo-, archae-, arche-, archa-, archi-, -arch (page 3)