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specular

American  
[spek-yuh-ler] / ˈspɛk jə lər /

adjective

  1. pertaining to or having the properties of a mirror.

  2. pertaining to a speculum.

  3. Optics. (of reflected light) directed, as from a smooth, polished surface (opposed to diffuse).


specular British  
/ ˈspɛkjʊlə /

adjective

  1. of, relating to, or having the properties of a mirror

    specular reflection

  2. of or relating to a speculum

"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

Etymology

Origin of specular

1570–80; < Latin speculāris, equivalent to specul ( um ) a mirror ( spec ( ere ) to look, regard + -ulum instrumental suffix; see -ule) + -āris -ar 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

These glints, or specular reflections, have been observed, for instance, on Saturn's largest moon, Titan, which helped to confirm the moon's large lakes.

From Science Daily Dec. 28, 2023

"There have been other little surprises. But, I’ve just learned to not ask questions and just go with it. It always turns out specular."

From Fox News Aug. 11, 2021

Curiously, the intensity of competition may explain the specular rise in U.S. profits.

From Washington Post Nov. 10, 2019

It is difficult to imagine popular music without his stark, and specular, existential insight.

From The New Yorker Oct. 23, 2018

Well it would have been for Cicero's peace of mind if he could seriously have reconciled himself to abide by that specular station.

From The Posthumous Works of Thomas De Quincey, Vol. 2 by Japp, Alexander H. (Alexander Hay)

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