from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having the same focus or foci. Used of a lens.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. (mathematics) Having the same foci

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the same foci.

from The Century Dictionary and Cyclopedia

  • In mathematics, having the same focus: as, confocal quadrics; confocal conies.
  • n. A figure having the same focus as another.


con- +‎ focal (Wiktionary)


  • The principal techniques in cell biologists' toolboxes are known as confocal and wide-field microscopy.

    BBC News - Home

  • However, both fused and non-fused receptors translocated to the same endocytic compartment, as determined by dual-label confocal analysis of cells co-expressing both proteins and transferrin co-localization.

    BioMed Central - Latest articles

  • The scientists will study the building blocks of these synapses - specialized proteins - using genetics, molecular biology and a technique known as confocal microscopy.

    University of Utah - UNews RSS Feed

  • We looked at thin rock slices and fresh surfaces using a mapping technique called confocal Raman imaging spectroscopy. - latest science and technology news stories

  • To find out the cause of discomfort like hers, gastroenterologists now have a new technology called confocal laser endomicroscopy (CLE).


  • To reconstruct the webs the scientists focused through the amber at 40 different positions, tracing it through the layers and then splicing it together again using a computer technique called confocal microscopy.

    Home | Mail Online

  • Brasier and colleagues used a computer technique called confocal microscopy to reconstruct the webs and examine the interweaving silk threads.

  • Optical techniques such as confocal and multiphoton microscopy (MPM) are emerging as powerful methods for non-invasive characterization and monitoring of engineered tissues

    PLoS ONE Alerts: New Articles

  • Techniques such as confocal and multiphoton microscopy provide cellular level resolution imaging in biological systems.

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  • The Cobolt Mambo ™, with 25 mW at 594 nm, is perfectly suited for demanding fluorescence analysis applications such as confocal microscopy and flow cytometry. all content

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  • "Thus, on occasion, a sort of parabola, not fully confocal in form. . ." Gilbert Adair translation of Georges Perec's La Disparition

    August 11, 2010