See more synonyms for pacific on
  1. tending to make or preserve peace; conciliatory: pacific overtures.
  2. not warlike; peaceable; mild: a pacific disposition.
  3. at peace; peaceful: a pacific era in history.
  4. calm; tranquil: The Wabash is a pacific river.
  5. (initial capital letter) of or relating to the Pacific Ocean.
  6. (initial capital letter) of or relating to the region bordering on the Pacific Ocean: the Pacific states.
noun (initial capital letter)
  1. Pacific Ocean.
  2. a steam locomotive having a four-wheeled front truck, six driving wheels, and a two-wheeled rear truck.

Origin of pacific

1540–50; < Latin pācificus literally, peacemaking, equivalent to pāci- (combining form of pāx) peace + -ficus -fic
Related formsnon·pa·cif·ic, adjectiveun·pa·cif·ic, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for pacific


  1. tending or conducive to peace; conciliatory
  2. not aggressive; opposed to the use of force
  3. free from conflict; peaceful
Derived Formspacifically, adverb

Word Origin for pacific

C16: from Old French pacifique, from Latin pācificus, from pāx peace + facere to make


  1. the Pacific short for Pacific Ocean
  1. of or relating to the Pacific Ocean or its islands
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 pacific

1540s, "tending to make peace," from Middle French pacifique, from Latin pacificus "peaceful, peace-making," from pax (genitive pacis) "peace" (see peace) + root of facere "to make" (see factitious). Meaning "peaceful, calm" is first recorded 1630s. Related: Pacifical (mid-15c.); pacifically.

Online Etymology Dictionary, © 2010 Douglas Harper