immunoassay

noun
im·​mu·​no·​as·​say | \ ˌi-myə-nō-ˈa-ˌsā How to pronounce immunoassay (audio) , i-ˌmyü-nō-, -a-ˈsā \

Definition of immunoassay

: a technique or test used to detect the presence or quantity of a substance (such as a protein) based on its capacity to act as an antigen

Keep scrolling for more

Other Words from immunoassay

immunoassayable \ ˌi-​myə-​nō-​a-​ˈsā-​ə-​bəl How to pronounce immunoassay (audio) , i-​ˌmyü-​nō \ adjective

Examples of immunoassay in a Sentence

Recent Examples on the Web Quanterix, a company in Billerica, Mass., has developed an immunoassay that detects amyloid and tau in conjunction with other neurological markers and inflammatory proteins. Esther Landhuis, Scientific American, "Detecting Alzheimer’s Gets Easier with a Simple Blood Test," 4 Feb. 2021 Antibody and antigen tests are typically run as lateral flow immunoassays, says Lalli, and—like pregnancy tests—come as a dipstick. Naomi Xu Elegant, Fortune, "How rapid can coronavirus tests get?," 26 May 2020 The new method uses a conventional fluorescence polarization immunoassay (FPIA), a technique that harnesses fluorescent dye and light to detect antibodies. Fox News, "New portable technology can detect anti-virus antibody in 20 minutes, researchers say," 21 Apr. 2020 Another difficulty stemmed from Holmes’s insistence that the miniLab be capable of performing the four major classes of blood tests: immunoassays, general chemistry assays, hematology assays, and assays that relied on the amplification of DNA. John Carreyrou, WIRED, "A New Look Inside Theranos’ Dysfunctional Corporate Culture," 21 May 2018 The Mini Lab was supposed to do more than just immunoassays. Recode Staff, Recode, "Full transcript: WSJ investigative journalist John Carreyrou on Recode Decode," 3 June 2018 The reality is that none of those immunoassays had been validated. Recode Staff, Recode, "Full transcript: WSJ investigative journalist John Carreyrou on Recode Decode," 3 June 2018 In the 1930s, archaeologists attempted (with little success) to determine the blood types of mummies by identifying proteins with immunoassays, which test for antibody-antigen reactions. Gemma Tarlach, Discover Magazine, "Proteomics: Moving Beyond DNA to Study the Past," 15 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'immunoassay.' 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 immunoassay

1959, in the meaning defined above

Keep scrolling for more

Learn More about immunoassay

Time Traveler for immunoassay

Time Traveler

The first known use of immunoassay was in 1959

See more words from the same year

Statistics for immunoassay

Last Updated

12 Feb 2021

Cite this Entry

“Immunoassay.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/immunoassay. Accessed 2 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More Definitions for immunoassay

immunoassay

noun
im·​mu·​no·​as·​say | \ ˌim-yə-nō-ˈas-ˌā How to pronounce immunoassay (audio) , im-ˌyü-nō- How to pronounce immunoassay (audio) , -a-ˈsā \

Medical Definition of immunoassay

: a technique or test (as the enzyme-linked immunosorbent assay) used to detect the presence or quantity of a substance (as a protein) based on its capacity to act as an antigen or antibody

Other Words from immunoassay

immunoassay transitive verb
immunoassayable \ -​a-​ˈsā-​ə-​bəl How to pronounce immunoassay (audio) \ adjective

Comments on immunoassay

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

WORD OF THE DAY

Test Your Vocabulary

February 2021 Words of the Day Quiz

  • squirrel in winter
  • Which is a synonym of perdure?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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