Definition of hemagglutinin
: an agglutinin (such as an antibody or viral capsid protein) that causes hemagglutination
Recent Examples of hemagglutinin from the Web
The key to why H3N2 is so hard to pin down is the protein hemagglutinin.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hemagglutinin'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of hemagglutinin
International Scientific Vocabulary
First Known Use: circa 1903
hemoagglutinin\ˌhē-mō-ə-\play or chiefly British
Medical Definition of hemagglutinin
Learn More about hemagglutinin
Britannica.com: Encyclopedia article about hemagglutinin
Seen and Heard
What made you want to look up hemagglutinin? Please tell us where you read or heard it (including the quote, if possible).