Dictionary.com
Thesaurus.com
Synonyms

mourn

American  
[mawrn, mohrn] / mɔrn, moʊrn /

verb (used without object)

  1. to feel or express sorrow or grief.

    Synonyms:
    bemoan, bewail
    Antonyms:
    rejoice, laugh
  2. to grieve or lament for the dead.

  3. to show the conventional or usual signs of sorrow over a person's death.


verb (used with object)

  1. to feel or express sorrow or grief over (misfortune, loss, or anything regretted); deplore.

  2. to grieve or lament over (the dead).

  3. to utter in a sorrowful manner.

mourn British  
/ mɔːn /

verb

  1. to feel or express sadness for the death or loss of (someone or something)

  2. (intr) to observe the customs of mourning, as by wearing black

  3. (tr) to grieve over (loss or misfortune)

"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

Related Words

See grieve.

Other Word Forms

  • overmourn verb
  • unmourned adjective

Etymology

Origin of mourn

First recorded before 900; Middle English mo(u)rnen, Old English murnan; cognate with Old High German mornēn, Old Norse morna, Gothic maurnan

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.

Yet Mahajan’s individualistic Chopras each still celebrate and mourn.

From Los Angeles Times • Mar. 23, 2026

Xander Harris may have been the “normal” one in a cast of extraordinary characters, but Brendon’s performance ensured he was unforgettable — both to fans and to the colleagues who mourn his passing.

From Salon • Mar. 21, 2026

I mourn for all the children who lost years of critical education during COVID-19.

From Slate • Mar. 20, 2026

No doubt there will be setbacks and more losses, like those of the fallen we already mourn.

From The Wall Street Journal • Mar. 9, 2026

“Empire soldiers who died in battle, who died with honor. I’ll celebrate them. I’ll mourn them. But I won't regret what I did. I did it for the Empire. I did it for my people.”

From "An Ember in the Ashes" by Sabaa Tahir