nature abhors a vacuum
Generating and maintaining a near-vacuum is challenging (requiring technical rigor) because ambient pressure tends to push matter forcefully into the evacuated chamber; and generating a true vacuum (devoid of any matter at all) is extremely challenging.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“Nature abhors a vacuum, so air rushes into any empty space.”
“When the manager resigned, the team felt a power struggle because nature abhors a vacuum.”
“In the absence of strong leadership, the political organization descended into chaos, proving once again that nature abhors a vacuum.”
- 01
answer the call of nature
To satisfy a bodily urge to urinate or defecate.
- 02
better nature
the more amiable qualities of someone
- 03
let nature take its course
To permit events to proceed or a situation to develop without intervention or interference.
- 04
nature calls
Used to indicate that someone (usually the speaker) feels a need to urinate or defecate.
- 05
nature of the beast
The unchangeable nature of something.
- 06
second nature
A mindset, skill, or type of behavior so ingrained through habit or practice that it seems natural, automatic, or without a basis in conscious thought.
Last updated August 10, 2026