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.

---

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.

---

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

The simplest living things, the Monera, are nothing more than homogeneous masses of protein substance.

From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell

The state of unorganized protoplasm which Haeckel named the Monera, that precedes the development of that architect of life, the cell, can hardly be more than one remove from inert matter.

From The Breath of Life by Burroughs, John

The first Monera were formed in the sea by spontaneous generation, as crystals are formed in the mother-water.

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

All organisms are in the last resort descendants of autogenous Monera, evolved as a consequence of the divergence of characters through natural selection.

From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell