Definition

A type of bacteria that is usually rod-shaped and can cause diseases or be found in various environments.

Example

The scientist studied the bacillus to understand how it causes infections.

Conversation

Did you hear about that study on the bacillus bacteria?

Yeah, I read it was linked to some serious infections.

It’s crazy how a tiny bacillus can cause such big problems.

I know, right? It really makes you think about hygiene.

Synonyms & Antonyms

Root Explanation

Bacillus → It is derived from the Latin word "bacillus" (meaning rod or staff), which is a diminutive form of "baculum" (meaning stick or staff). The term refers to the rod-shaped bacteria, hence the name bacillus for this type of microorganism.

Memory Tip

Think of the Latin word for a small rod ('bacillus') to remember that 'bacillus' refers to rod-shaped bacteria.

Visually Confused Words