Monera

American  

[muh-neer-uh] / məˈnɪər ə /

noun

Biology.

1. (in the five-kingdom system of taxonomic classification) the kingdom of prokaryotic organisms that include the bacteria and typically reproduce by asexual budding or fission, and that are nourished through photosynthesis or chemosynthesis.

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Monera Cultural  

1. The kingdom of single-celled organisms without a cell nucleus (see also prokaryotes). Monera are the most primitive living things and are thought to have been the first to evolve.

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Etymology

Origin of Monera

First recorded in 1865–70; from New Latin, plural of monēron, coinage based on Greek monḗrēs “solitary, single,” derivative of mónos “alone, only”

Example Sentences

Because bacteria lack nuclei, mitochondria, and chloroplasts, all prokaryotes were placed in kingdom Monera, while single-celled eukaryotic organisms remained in kingdom Protista.

From Textbooks • Jan. 1, 2018

A German naturalist recognized among lower animals one group whose distinctive characteristic was that they were made of cells without nucleii, giving the name Monera to the group.

From The Story of the Living Machine A Review of the Conclusions of Modern Biology in Regard to the Mechanism Which Controls the Phenomena of Living Activity by Conn, H. W. (Herbert William)

They can consume and destroy bacteria, the dreaded vehicles of infectious diseases; but they can also transport these injurious Monera to fresh regions, and so extend the sphere of infection.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August

That the first cells to appear on the earth were formed from the Monera by such a differentiation seems to us the only possible view in the present condition of science.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August

The earliest unicellular organisms can only have been evolved from the simplest organisms we know, the Monera.

From The Evolution of Man — Volume 2 by Haeckel, Ernst Heinrich Philipp August