immune response

noun

: a bodily response to an antigen that occurs when lymphocytes identify the antigenic molecule as foreign and induce the formation of antibodies and lymphocytes capable of reacting with it and rendering it harmless

called also immune reaction

Examples of immune response in a Sentence

Recent Examples on the Web

This new discovery, the authors highlight, challenges a long-standing view that the spleen is the only organ in sharks capable of organizing and initiating adaptive immune responses. —Melissa Cristina Márquez, Forbes.com, 11 July 2025

Botox resistance can also occur, which is an immune response that causes the body to develop antibodies that fight off the toxin. —Angelica Bottaro, Verywell Health, 2 July 2025

Studies show infants consume more aluminum, used to boost the immune response caused by a vaccine, in their diet than in a vaccine. —Jordan Smith, IndyStar, 2 July 2025

Some vaccines contain a minute amount of aluminum salt that serves as an adjuvant – a helper ingredient that improves the quality and staying power of the immune response, so each dose can protect with less antigen. —Jake Scott, The Conversation, 26 June 2025

Word History

First Known Use

1923, in the meaning defined above

Rhymes for immune response

• bons
• hans
• launce
• nonce
• sconce
• esperance
• nonchalance
• nonresponse
• renaissance
• naissance

Kids Definition

immune response

noun

: a bodily response to a foreign substance, cell, or tissue that involves the formation of antibodies and cells capable of reacting with it and rendering it harmless

called also immune reaction

Medical Definition

immune response

noun

: a bodily response to an antigen that occurs when lymphocytes identify the antigenic molecule as foreign and induce the formation of antibodies and lymphocytes capable of reacting with it and rendering it harmless

called also immune reaction