English Reference

Word

circulatory

Phoneticscir·cu·la·to·ry

US/ˈsɝkjəɫəˌtɔɹi/

UK/sˌɜːkjʊlˈeɪtəɹˌi/

Definition

adj. relating to the system in your body that carries blood around. It describes things that help blood move through your veins and arteries.

adj. relating to the system of organs and vessels that transports blood throughout the body. Often used to describe the physical properties of blood or the vessels that carry it.

Examples

“The doctor checked my circulatory system for any blockages.”

“Exercise is essential for maintaining a healthy circulatory system and preventing heart disease.”

“The circulatory system relies on a delicate balance of pressure and vessel elasticity to ensure that oxygenated blood reaches every cell in the body efficiently.”

Examples

simple

“The doctor checked my circulatory system for any blockages.”

contextual

“Exercise is essential for maintaining a healthy circulatory system and preventing heart disease.”

complex

“The circulatory system relies on a delicate balance of pressure and vessel elasticity to ensure that oxygenated blood reaches every cell in the body efficiently.”

Real-World Examples

“Depending on what’s in them, e-cigarettes can pose risks to heart, circulatory, lung and oral health.”
The Conversation · 17 Aug 2026
“A protein that evolved long before the human circulatory system may help unlock stronger cancer treatments.”
ScienceDaily · 8 Aug 2026
“In the book, readers encounter an alien species with a shell made of oxidized minerals, mercury blood, two circulatory systems, steam-powered muscles, and a crystal brain.”
ScienceDaily · 24 Jun 2026

Etymology

From French circulatoire, from Latin circulatorius.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Domain

Chemistry

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

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English Reference