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placid

[plas-id]
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adjective
  1. pleasantly calm or peaceful; unruffled; tranquil; serenely quiet or undisturbed: placid waters.
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Origin of placid

1620–30; < Latin placidus calm, quiet, akin to placēre to please (orig., to calm); see -id4
Related formspla·cid·i·ty [pluh-sid-i-tee] /pləˈsɪd ɪ ti/, plac·id·ness, nounplac·id·ly, adverbun·plac·id, adjectiveun·plac·id·ly, adverbun·plac·id·ness, noun

Synonyms

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for placidness

Historical Examples

  • Chalons is an ideally situated city, with a placidness which the slow current of the Sane does not disturb.

    The Cathedrals of Southern France

    Francis Miltoun

  • In her whole attitude there is a sort of gravity and placidness, something of the half-asleep air of a person ruminating.

  • The conversation of these innocent and guileless lovers was, as it were, in unison with the placidness of the evening.

    Imogen

    William Godwin


British Dictionary definitions for placidness

placid

adjective
  1. having a calm appearance or nature
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Derived Formsplacidity (pləˈsɪdɪtɪ) or placidness, nounplacidly, adverb

Word Origin

C17: from Latin placidus peaceful; related to placēre to please
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 placidness

placid

adj.

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.

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Online Etymology Dictionary, © 2010 Douglas Harper