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analemma

American  
[an-l-em-uh] / ˌæn lˈɛm ə /

noun

plural

analemmas, analemmata

  1. a scale shaped like the figure 8, showing the declination of the sun and the equation of time for each day of the year.

analemma British  
/ ˌænəlɛˈmætɪk, ˌænəˈlɛmə /

noun

  1. a graduated scale shaped like a figure eight that indicates the daily declination of the sun

"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

Other Word Forms

  • analemmatic adjective

Etymology

Origin of analemma

1645–55; < Latin: pedestal of a sundial, sundial < Greek análēmma support

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.