im·​mu·​no·​gen·​ic ˌi-myə-nō-ˈje-nik How to pronounce immunogenic (audio) i-ˌmyü-nō- How to pronounce immunogenic (audio)
: relating to or producing an immune response
immunogenic substances
immunogenicity noun

Examples of immunogenic in a Sentence

Recent Examples on the Web The antibodies that comprise antivenoms are too big and move too slowly to effectively get to the site of the bite, and in many cases, the venom components responsible for tissue death are not immunogenic, which means there are no antibodies in the antivenom to bind them anyway. Christie Wilcox, Discover Magazine, 19 Apr. 2016 Theoretically, when a virus can move freely throughout the body and spread its immunogenic clarion call, even the most hard-to-access tumors could be targeted and wiped out. Nathaniel Scharping, Discover Magazine, 29 June 2021 Mouse data show the structure to be highly immunogenic—capable of producing an immune response—even at low doses. Cormac Sheridan, Scientific American, 30 Apr. 2021 Experts say such a trial is necessary because certain vaccines, like those against polio and typhoid, have proven less immunogenic in Indians than in western populations. Priyanka Pulla, Science | AAAS, 5 Jan. 2021 Researchers would try to determine if the candidate is safe and immunogenic. Jason Hanna, CNN, 28 Feb. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'immunogenic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


immuno- + -genic, perhaps after French immunogène

First Known Use

circa 1923, in the meaning defined above

Time Traveler
The first known use of immunogenic was circa 1923

Dictionary Entries Near immunogenic

Cite this Entry

“Immunogenic.” Dictionary, Merriam-Webster, Accessed 22 Feb. 2024.

Medical Definition


im·​mu·​no·​gen·​ic ˌim-yə-nō-ˈjen-ik How to pronounce immunogenic (audio) im-ˌyü-nō- How to pronounce immunogenic (audio)
: relating to or producing an immune response
immunogenic substances
immunogenically adverb
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