Definition of transferrin in English:


Line breaks: trans|fer¦rin
Pronunciation: /transˈfɛrɪn
, trɑːns-, -nz-/


[mass noun] Biochemistry
A protein of the beta globulin group which binds and transports iron in blood serum.
More example sentences
  • The transferrin receptor is a protein located in the plasma membrane that binds the protein transferrin.
  • Iron, an essential requirement of bacteria, is tightly bound to glycoproteins such as transferrin and lactoferrin in the serum, making it unavailable for the bacteria.
  • This blood test measures the amount of iron bound to transferrin, an iron-carrying protein in your bloodstream.


1940s: from trans- 'across' + Latin ferrum 'iron' + -in1.

Definition of transferrin in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day demoralize
Pronunciation: dəˈmôrəˌlīz
cause (someone) to lose confidence or hope; dispirit