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Word of the Day Tuesday, June 9, 2026

heme

/hɪmi/ noun · British & US
Valid in UKValid in US
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What does heme mean?

noun

A part of a red blood cell that contains the protein hemoglobin, which carries oxygen in the blood. A heme is also a part of a molecule that contains an iron atom.

Example

"The heme in the red blood cell is responsible for carrying oxygen to the body's tissues."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for heme

Rhymes with heme

Etymologically related