bacteria
UK: bækˈtɪəriə | US: bækˈtɪriə
n. Microscopic single-celled organisms, often pathogenic, with prokaryotic cellular structure.
n. (colloquial) Any harmful or undesirable microorganisms.
The word "bacteria" originates from the Greek baktērion (meaning "small staff" or "rod"), referencing the rod-like shape of many early observed bacterial species. The suffix -ia denotes a plural noun in scientific Latin, reflecting the collective nature of these organisms. The term was coined in the 19th century as microbiology advanced, emphasizing the morphological traits of these microbes.
Bacteria are essential for decomposing organic matter in ecosystems.
Antibiotics target harmful bacteria without affecting human cells.
The lab cultured bacteria to study antibiotic resistance.
Some bacteria thrive in extreme environments like hot springs.
Improper food storage can lead to bacterial growth.