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silent

American  
[sahy-luhnt] / ˈsaɪ lənt /

adjective

  1. making no sound; quiet; still.

    a silent motor.

    Synonyms:
    soundless
    Antonyms:
    noisy
  2. refraining from speech.

  3. speechless; mute.

  4. not inclined to speak; taciturn; reticent.

    Antonyms:
    talkative
  5. characterized by absence of speech or sound.

    a silent prayer.

  6. unspoken; tacit.

    a silent assent.

  7. omitting mention of something, as in a narrative.

    The records are silent about this crime.

  8. inactive or quiescent, as a volcano.

    Synonyms:
    dormant
  9. not sounded or pronounced.

    The “b” in “doubt” is a silent letter.

  10. Movies. not having spoken dialogue or a soundtrack.

  11. Medicine/Medical. producing no symptoms.

    silent gallstones.


noun

  1. Usually silents. silent films.

silent British  
/ ˈsaɪlənt /

adjective

  1. characterized by an absence or near absence of noise or sound

    a silent house

  2. tending to speak very little or not at all

  3. unable to speak

  4. failing to speak, communicate, etc, when expected

    the witness chose to remain silent

  5. not spoken or expressed

    silent assent

  6. not active or in operation

    a silent volcano

  7. (of a letter) used in the conventional orthography of a word but no longer pronounced in that word

    the ``k'' in ``know'' is silent

  8. denoting a film that has no accompanying soundtrack, esp one made before 1927, when such soundtracks were developed

"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

noun

  1. a silent film

"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
silent Scientific  
/ sīlənt /
  1. Relating to a mutation that changes a nucleotide in a codon without a difference in the amino acid for which it is coded.

  2. See more at point mutation

  3. Producing no detectable signs or symptoms, as a medical condition such as heart attack.


Related Words

See still 1.

Other Word Forms

Etymology

Origin of silent

First recorded in 1555–65; from Latin silent-, stem of silēns “being quiet,” present participle of silēre “to be quiet”; akin to Old English sālnes “silence”

Explanation

If something is silent, it is completely quiet. After your noisy houseguests leave, you'll probably enjoy being all alone in your silent house. Sometimes a silent reading period in a third grade class truly is silent — and other times, the sound of soft giggling can be heard. People are silent when they don't speak, and a silent film has no soundtrack. You might exchange a silent message with your best friend without using words, just by raising your eyebrows or shrugging your shoulders. The Latin root of silent is silere, "be quiet or still."

Keep Reading on Vocabulary.com

Vocabulary lists containing silent

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.

WHO's Africa regional director Mohamed Yakub Janabi said Ebola had had a silent early phase, when symptoms resemble malaria or typhoid, meaning transmission can remain undetected.

From Barron's • May 22, 2026

Inherited genetic mutations may also stay silent for decades before increasing the risk of diseases such as cancer or fibrosis later in life.

From Science Daily • May 22, 2026

The adorable little creature is the silent, toddler-like, Force-empowered Grogu, who is the same species as Yoda and was nicknamed “Baby Yoda” by fans.

From The Wall Street Journal • May 21, 2026

“Whatever silent support the dissenters may have had last month, there might be more of it in June,” said Carl Weinberg, chief economist at High Frequency Economics.

From MarketWatch • May 19, 2026

For a long time I lay silent in the huge shadowy barracks restless with the sighs, snores, and stirrings of hundreds of women.

From "The Hiding Place" by Corrie ten Boom

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