confocal

adjective

con·​fo·​cal (ˌ)kän-ˈfō-kəl How to pronounce confocal (audio)
: having the same foci
confocal ellipses
confocal lenses
confocally adverb

Examples of confocal in a Sentence

Recent Examples on the Web This system combines two advanced technologies: the confocal scanning laser ophthalmoscope (CSLO) and the Fourier-transform spectrometer (FTS). William A. Haseltine, Forbes, 15 Feb. 2024 Sitting at the controls of the confocal microscope that filled half of a dark and dusty room in Nixon’s lab, the research scientist Philip Stavrides toggled the field of focus up and down over one of the human Alzheimer’s brain samples. Quanta Magazine, 8 Dec. 2022 So the Bessel beam can scan a cell with the same total flux as the light spots used in confocal microscopy, but that flux is distributed among the seven beams and the cell isn’t flooded with excess light; thus, the cell isn’t damaged nearly as quickly. Jen Christiansen, Scientific American, 21 May 2013 The authors basically threw the toxinological kitchen sink at 'bee-killer' assassin bugs (Pristhesancus plagipennis), scanning and visualizing their tissues with with an MRI scan, a micro-CT scan, and confocal laser scanning microscopy to figure out all the moving parts. Christie Wilcox, Discover Magazine, 21 Mar. 2018 Researchers used superresolution confocal microscopy and green fluorescent protein (GFP) to capture this close-up. Discover Magazine, 23 Feb. 2018 Alexandre Dumoulin from the University of Zurich used confocal imaging at 40x magnification to highlight these nerve fibers that convey information and connect the two sides of bilateral animals. Donna Sarkar, Discover Magazine, 26 Aug. 2021 This image was created using a laser scanning confocal microscope by Igor Siwanowicz of Howard Hughes Medical Institute. Discover Magazine, 26 Dec. 2012 The probe allowed the researchers to watch the disease progress in living mice under a giant confocal microscope. Quanta Magazine, 8 Dec. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'confocal.' 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

1867, in the meaning defined above

Time Traveler
The first known use of confocal was in 1867

Dictionary Entries Near confocal

Cite this Entry

“Confocal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/confocal. Accessed 21 Apr. 2024.

Medical Definition

confocal

adjective
con·​fo·​cal (ˈ)kän-ˈfō-kəl How to pronounce confocal (audio)
: having the same foci
confocal lenses
confocally adverb
Love words? Need even more definitions?

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