- pleasantly calm or peaceful; unruffled; tranquil; serenely quiet or undisturbed: placid waters.
Origin of placid
SynonymsSee more synonyms for placid on Thesaurus.com
Examples from the Web for placid
They would speak up, but in tones still soft and placid; and Spahn often overheard them describing him as a “beautiful person.”Gay Talese on Charlie Manson’s Home on the Range
October 31, 2014
Underneath the most placid waters, there are vicious currents and tides, and underwater volcanoes that are constantly erupting.Welcome to the Anarchy Economy
April 23, 2013
His face immediately shifted out of the placid, guarded, friendliness of the Scheduled Speaker into ambroad, welcoming smile.Anthony Lewis’s Cousin Remembers His Kindness to a Young Journalist
March 26, 2013
And I long for the placid days when all I worried about were jackhammers, Halal carts and clueless tourists on rental bikes.Fleeing the Dangling ‘Boom of Doom’ Skyscraper Crane atop One57th
November 1, 2012
Plus, Michael Daly on Chicago's carnage and Jim Warren on the placid protest.NATO Summit’s Big Loser: Behind Obama’s Snub of Pakistan
May 22, 2012
By degrees the placid influence of her friend calmed her perturbed spirit.
It had the pure and placid expression of the human soul, when it dwells in love and peace.
They were a phlegmatic race, placid, unimaginative, reposeful.The Conquest of Fear
“A fair-haired fellow,” the last observed in a placid tone, and paused.The Secret Agent
Dilly took her placid companion by the arm, and hurried her on.Meadow Grass
- having a calm appearance or nature
Word Origin and History for placid
1620s, from French placide (15c.) and directly from Latin placidus "pleasing, peaceful, quiet, gentle, still, calm," from placere "to please" (see please). Related: Placidly; placidness.