Hemoglobin Meaning and Definition
Hemoglobin
Pronunciation
/hɪmˈɒɡloʊbɪn/
Part of Speech
Noun
Definition
A protein in red blood cells that carries oxygen from the lungs to the body’s tissues and returns carbon dioxide from the tissues to the lungs for exhalation.
Etymology
The term “hemoglobin” comes from the Greek words “haima” (blood) and “globos” (sphere), referring to the globular shape of the protein.
Usage Notes
Hemoglobin is often mentioned in medical contexts, particularly in relation to blood disorders or blood tests.
Cultural References
Hemoglobin has appeared in various forms of media, such as in the medical drama “Grey’s Anatomy” and in the film “The Fifth Element”.
Idiomatic Expressions or Phrases
N/A
Related Words or Phrases
- Oxygen
- Carbon dioxide
- Red blood cells
Collocations
- Hemoglobin levels
- Hemoglobin test
Frequency of Use
Hemoglobin is a commonly used term in medical and scientific contexts, but less often in everyday conversation.
Common Misspellings
hemaglobin, hemaglobine, hemoglobine