blood

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Meaning · English

A vital liquid flowing in the bodies of many types of animals that usually conveys nutrients and oxygen. In vertebrates, it is colored red by hemoglobin, is conveyed by arteries and veins, is pumped by the heart and is usually generated in bone marrow.

Where it’s used: Used American English

Examples

Some insects are known for consuming blood.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Meaning · English

A family relationship due to birth, such as that between siblings; contrasted with relationships due to marriage or adoption. See blood relative, blood relation.

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 3

Meaning · English

A person or people related to one by birth; one's biological relative or relatives.

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “blood” mean?

A vital liquid flowing in the bodies of many types of animals that usually conveys nutrients and oxygen. In vertebrates, it is colored red by hemoglobin, is conveyed by arteries and veins, is pumped by the heart and is usually generated in bone marrow.

Is “blood” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.