bacillus

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bacillus

  • /bæˈsɪl.əs/

Where it comes from

Learned borrowing from Latin bacillus (“little staff, wand”), diminutive of baculum (“stick, staff, walking stick”).

noun bacilli

  1. Any of various rod-shaped, spore-forming aerobic bacteria in the genus Bacillus, some of which cause disease. 'This again,' said the Bacteriologist, slipping a glass slide under the microscope, 'is a preparation of the celebrated Bacillus of cholera - the cholera germ.'
  2. Any bacilliform (rod-shaped) bacterium.
  3. broadly, figuratively Something which spreads like bacterial infection. The “bacillus of boom or depression,” he wrote, travels freely “from country to country.”

Translations

Every language

noun any bacteria in the genus Bacillus

Españolbacilo
한국어간균 gan'gyun
日本語桿菌 kankin, バシラス bashirasu, バチルス bachirusu
中文桿菌 /杆菌 gǎnjūn, 芽孢桿菌 /芽孢杆菌 yábāo gǎnjùn
हिन्दीबैसिलस baisilas, दण्डाणु daṇḍāṇu
Portuguêsbacilo
Françaisbacille
DeutschBazillus
Italianobacillo
Ελληνικάβάκιλλος vákillos
Românăbacil
Русскийбаци́лла bacílla
Tiếng Việttrực khuẩn
العربيةعَصَوِيَّة ʕaṣawiyya

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MLA

"bacillus." Wiktionary, via Micwyn, micwyn.com/word/bacillus. Accessed 6 Nov. 2026.

APA

bacillus. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/bacillus

Chicago

"bacillus." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/bacillus.

BibTeX
@misc{bacillus_2026,
  title = {bacillus},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/bacillus},
  urldate = {2026-11-06}
}