a round building, especially one with a dome.
a large and high circular hall or room in a building, especially one surmounted by a dome.

Origin of rotunda

1680–90; alteration of Italian rotonda, noun use of feminine of rotondo < Latin rotundus rotund Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rotunda

Contemporary Examples of rotunda

Historical Examples of rotunda

  • Congress had voted money for mural paintings for the rotunda of the Capitol.

    The Age of Invention

    Holland Thompson

  • Paul nodded, and they went down the hall and into the Rotunda.

    Ministry of Disturbance

    Henry Beam Piper

  • They entered at the ladies' door while he kept on to the main entrance and rotunda.

  • He had half-led, half-pushed the other to a chair near one of the pillars of the rotunda.

    The Green Rust

    Edgar Wallace

  • When I entered the rotunda I was hailed by a Mr. Fox, who wanted conversation with me.

    Between the Lines

    Henry Bascom Smith

British Dictionary definitions for rotunda



a building or room having a circular plan, esp one that has a dome

Word Origin for rotunda

C17: from Italian rotonda, from Latin rotundus round, from rota a wheel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for rotunda

"round building," 1680s, from Italian rotonda, especially the Pantheon, from noun use of Latin rotunda, fem. of rotundus "round" (see rotund). Meaning "circular hall or room within a building" is from 1780.

Online Etymology Dictionary, © 2010 Douglas Harper