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azotobacter

Upper-Intermediate (B2)

IPA: //əˈzoʊtəˌbæktər//

KK: /əˈzoʊtəˌbɑːktər/

noun
Definition

A type of bacteria that helps convert nitrogen from the air into a form that plants can use, commonly found in soil and water.


Example

Azotobacter plays a crucial role in enriching the soil by fixing nitrogen.


Conversation
Sloth A
Have you ever heard of azotobacter?
Sloth B
Yeah, I think they're those bacteria that help with nitrogen fixation, right?
Sloth A
Exactly! They play a big role in improving soil health.
Sloth B
That's pretty cool! I didn't know they were so important for farming.

Synonyms & Antonyms
Synonyms
bacteria
microbe
organism
Antonyms
virus
pathogen
parasite
Root Explanation

Azotobacter is formed from "azo-" (from Greek "azote", meaning nitrogen) and "bacter" (from Greek "bakterion", meaning rod or staff). The word refers to a type of bacteria that is associated with nitrogen fixation in the soil.

Memory Tip

Think of 'nitrogen' ('azo-') and 'rod-shaped bacteria' ('bacter') to remember that azotobacter refers to nitrogen-fixing bacteria.

Visually Confused Words
azobacter
acetobacter
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