microarray

noun

mi·​cro·​ar·​ray ˌmī-krō-ə-ˈrā How to pronounce microarray (audio)
: a supporting material (such as a glass or plastic slide) onto which numerous molecules or fragments usually of DNA or protein are attached in a regular pattern for use in biochemical or genetic analysis

Examples of microarray in a Sentence

Recent Examples on the Web For comparison’s sake, Agilent’s commercial microarrays typically have strands up to 60 bases long. Phillip W. Barth, IEEE Spectrum, 25 Mar. 2024 After 18 days of exposure to the drugs, the fish - juvenile fathead minnows - had their brains removed and the expression levels of various genes measured using a genetic microarray. Neuroskeptic, Discover Magazine, 7 June 2012 For BRCA1/2, 98% of the variants in Asians, 99% of those in African Americans, 94% of those in Hispanics, and 94% of those in Caucasians would slip through the microarray cracks. Sharon Begley, STAT, 17 Oct. 2019 If the company does not test for a variant, needless to say, its microarrays won’t detect it in a customer’s DNA from a spit sample. Sharon Begley, STAT, 17 Oct. 2019 For example, current testing methods include analyzing a single gene or panel of genes or DNA microarray that targets multiple regions in the genome. Sarah Elizabeth Richards, chicagotribune.com, 11 June 2018

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

Word History

First Known Use

1995, in the meaning defined above

Time Traveler
The first known use of microarray was in 1995

Dictionary Entries Near microarray

Cite this Entry

“Microarray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microarray. Accessed 24 Jun. 2024.

Medical Definition

microarray

noun
mi·​cro·​ar·​ray -ə-ˈrā How to pronounce microarray (audio)
: a supporting material (as a glass slide or bead) onto which numerous molecules or molecular fragments usually of DNA or protein are attached in a regular pattern for use in biochemical or genetic analysis
especially : dna microarray
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