circulation
word
Definition
The movement of something in a closed system or area, especially blood in the body or how information, money, or air moves around.
Usage & Nuances
Common in medical and scientific contexts ('blood circulation'), but also in business and everyday English for the spread of news, money, or air ('circulation of money', 'air circulation'). Not used for car traffic (use 'traffic' instead).
Example Sentences
Good circulation is important for your health.
basic
My hands get cold easily because I have poor circulation.
natural
There’s a rumor in circulation about a big company merger.
natural
Improving water circulation in the aquarium makes the fish healthier.
natural
The circulation of fresh air keeps the room comfortable.
basic
The newspaper has a daily circulation of 50,000 copies.
basic