im·​mu·​no·​ther·​a·​py | \ ˌi-myə-nō-ˈther-ə-pē How to pronounce immunotherapy (audio) , i-ˌmyü-nō-\

Definition of immunotherapy

: treatment or prevention of disease (such as an autoimmune disorder, allergy, or cancer) that involves the stimulation, enhancement, suppression, or desensitization of the immune system — see adoptive immunotherapy

Keep scrolling for more

Other Words from immunotherapy

immunotherapeutic \ ˌi-​myə-​nō-​ˌther-​ə-​ˈpyü-​tik How to pronounce immunotherapeutic (audio) , i-​ˌmyü-​nō-​ \ adjective

Examples of immunotherapy in a Sentence

Recent Examples on the Web

The trial, which involves 55 patients including one dad whose cancer has shown no signs of returning 18 months after diagnosis, is testing an immunotherapy vaccine that’s given in addition to traditional treatment methods for glioblastoma. Alexandria Hein, Fox News, "Dad battling brain cancer shows no sign of tumor regrowth after clinical trial," 18 June 2018 The woman is one of three patients who had striking recoveries after being treated by a team at the National Cancer Institute led by Steven Rosenberg, an immunotherapy pioneer. Washington Post, "The Health 202: Trump administration rolls out a beauty pageant for Medicaid," 5 June 2018 The cash will also be used to deleverage GSK’s core pharma business and invest in new immunotherapy and oncology drugs. Carol Ryan, WSJ, "Debt Is the Tonic in GSK and Pfizer’s Big Deal," 19 Dec. 2018 The three patients were treated by a team at the National Cancer Institute led by Steven Rosenberg, an immunotherapy pioneer who is chief of the surgery branch. Laurie Mcginley, ajc, "Researchers use immune-cell 'army' to battle another tough cancer," 4 June 2018 There’s a reason companies like Merck, BMS, and AstraZeneca are attempting to outshine each other in lung cancer immunotherapy: lung cancer is the second most commonly diagnosed cancer in the U.S. Sy Mukherjee, Fortune, "This Lung Cancer Drug Could Let Patients Forgo Chemo—And It's Sending Merck's Stock Soaring," 9 Apr. 2018 Bristol-Myers lost its advantage in immunotherapy treatment of lung cancer to rival Merck & Co. Celgene has struggled to find new products whose sales will offset the looming patent expiration of Revlimid. Jared S. Hopkins, WSJ, "Advances in Cancer Drugs Fuel Blockbuster Deal," 3 Jan. 2019 Additional candidates include firms like Carma Therapeutics Inc., which is developing cellular immunotherapies based on work begun in the lab of Penn assistant professor Saar Gill to attack cancer tumors. Joseph N. Distefano,, "Penn invests $50 million in Philly biotech companies," 26 June 2018 Giroir — who was confirmed by the Senate in February as assistant secretary for health — was most recently chief executive of biopharmaceutical company ViraCyte, which develops cellular immunotherapies for severe infections. Washington Post, "The Health 202: Alex Azar is surrounding himself with industry insiders," 20 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'immunotherapy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of immunotherapy

1910, in the meaning defined above

History and Etymology for immunotherapy

International Scientific Vocabulary

Keep scrolling for more

Learn More about immunotherapy

Statistics for immunotherapy

Last Updated

12 May 2019

Look-up Popularity

Time Traveler for immunotherapy

The first known use of immunotherapy was in 1910

See more words from the same year

Keep scrolling for more

More Definitions for immunotherapy


im·​mu·​no·​ther·​a·​py | \ -ˈther-ə-pē How to pronounce immunotherapy (audio) \
plural immunotherapies

Medical Definition of immunotherapy

: treatment or prevention of disease (such as a cancer, autoimmune disorder, or allergy) that involves the stimulation, enhancement, suppression, or desensitization of the immune system Demonstrating promise is immunotherapy, in which special medications are used to beef up the body's own cancer-fighting cells.Harvard Health Letter, August 1997 If environmental control and pharmacotherapy fail to control symptoms, then allergen immunotherapy—also called hyposensitization or desensitization—may be considered.Discover, March 1998

called also immune therapy

— see adoptive immunotherapy

Other Words from immunotherapy

immunotherapeutic \ -​ˌther-​ə-​ˈpyüt-​ik How to pronounce immunotherapeutic (audio) \ adjective
immunotherapeutic activity immunotherapeutic methods

More from Merriam-Webster on immunotherapy Encyclopedia article about immunotherapy

Comments on immunotherapy

What made you want to look up immunotherapy? Please tell us where you read or heard it (including the quote, if possible).


a sum of money that is sent as a payment

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!