# hemoglobin

> English word · Noun · IPA /ˌhimoʊˈɡloʊbɪn/ · frequency rank #32,027

## Definitions
1. The iron-containing substance in red blood cells that transports oxygen from the lungs to the rest of the body; it consists of a protein (globulin), and haem (a porphyrin ring with an atom of iron at its centre).

## Etymology
Originally hematinoglobulin, from hematin (from Ancient Greek αἷμα (haîma, “blood”) + -in) + -o- + globulin (from Latin globus (“ball, sphere”) + -in).

## Common misspellings (15)
`ehmoglobin`, `hemgolobin`, `hemmoglobin`, `hemogglobin`, `hemoglboin`, `hemogllobin`, `hemoglobbin`, `hemoglobinn`, `hemoglobni`, `hemogloibn`, `hemogolbin`, `hemolgobin`, `heomglobin`, `hhemoglobin`, `hmeoglobin`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/hemoglobin