1. easily understood; completely intelligible or comprehensible: a lucid explanation.
2. characterized by clear perception or understanding; rational or sane: a lucid moment in his madness.
3. shining or bright.
4. clear; pellucid; transparent.
lu·cid·i·ty, lu·cid·ness, noun
unambiguous, luminous, sober, sane, rational, clear, clear-cut, comprehensible, distinct, explicit, intelligible, knowable, limpid, pellucid, plain, translucent, transparent, understandable, fathomable, apprehensible
See more synonyms on Thesaurus.com
1. plain, understandable, evident, obvious.
2. sound, reasonable.
3. radiant, luminous.
1, 4. obscure.
Origin: 1575–85; < Latin lucidus, equivalent to luc-, stem of lux light1 + -idus -id
EXAMPLES FROM THE WEB FOR LUCID
Joseph Heller called it the “most stirring and lucid account of World War II that I have ever read.”
BLOOD IN THE SAND: WHEN JAMES JONES WROTE A GRUNT’S VIEW OF D-DAY|JAMES JONES|NOVEMBER 15, 2014|DAILY BEAST
Compact and precise—just 172 pages of text and 23 pages of notes—the book is a model of lucid historical writing.
THE BEST BOOKS ON PRESIDENT LINCOLN|ALLEN BARRA|FEBRUARY 17, 2014|DAILY BEAST
This “lucid interval” is found in nearly half of all cases of epidural hematoma (Bullock, Neurosurgery, 2006).
BRAIN BLEED: WHY MICHAEL SCHUMACHER’S HELMET WASN’T ENOUGH|DR. ANAND VEERAVAGU, MD, TEJ AZAD|JANUARY 3, 2014|DAILY BEAST
I would look at the rest of his work to see if he was interested in lucid dreaming.
TO DREAM A DREAM: GEORGES PEREC’S NIGHT VISIONS|LAUREN ELKIN|DECEMBER 26, 2013|DAILY BEAST
My old boss has produced a highly readable, engaging, lucid book on practical economics.
OUR FAVORITE BOOKS OF 2012: TINA BROWN, ANDREW SULLIVAN, AND OTHERS’ PICKS|THE DAILY BEAST|DECEMBER 11, 2012|DAILY BEAST
"After that lucid explanation, you had better go and get some warm water for your face," said Mr. Channing.
THE CHANNINGS|MRS. HENRY WOOD
With some interest I watched his blood stain the lucid green waters, but it was soon over.
THE BOSS OF LITTLE ARCADY|HARRY LEON WILSON
The rapid and lucid working of the mind to the instant of extinction, is the marvel that still astonishes me.
THIRTY YEARS' VIEW (VOL. II OF 2)|THOMAS HART BENTON
This was intended to be familiar and popular, and therefore, presumably, lucid.
ALL THINGS CONSIDERED|G. K. CHESTERTON
Their style, we are told, was unpolished and arid in the extreme, while the argument was lucid and impartial.
ENCYCLOPAEDIA BRITANNICA, 11TH EDITION, VOLUME 6, SLICE 3|VARIOUS