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Synonyms

subtle

American  
[suht-l] / ˈsʌt l /

adjective

subtler, subtlest
  1. thin, tenuous, or rarefied, as a fluid or an odor.

  2. fine or delicate in meaning or intent; difficult to perceive or understand.

    subtle irony.

  3. delicate or faint and mysterious.

    a subtle smile.

  4. requiring mental acuteness, penetration, or discernment.

    a subtle philosophy.

  5. characterized by mental acuteness or penetration.

    a subtle understanding.

  6. cunning, wily, or crafty.

    a subtle liar.

    Synonyms:
    slick, foxy, tricky, sly
  7. insidious in operation.

    subtle poison.

  8. skillful, clever, or ingenious.

    a subtle painter.


subtle British  
/ ˈsʌtəl /

adjective

  1. not immediately obvious or comprehensible

  2. difficult to detect or analyse, often through being delicate or highly refined

    a subtle scent

  3. showing or making or capable of showing or making fine distinctions of meaning

  4. marked by or requiring mental acuteness or ingenuity; discriminating

  5. delicate or faint

    a subtle shade

  6. cunning or wily

    a subtle rogue

  7. operating or executed in secret

    a subtle intrigue

"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

Other Word Forms

  • hypersubtle adjective
  • hypersubtleness noun
  • nonsubtle adjective
  • nonsubtleness noun
  • oversubtle adjective
  • pseudosubtle adjective
  • subtleness noun
  • subtly adverb
  • unsubtle adjective
  • unsubtleness noun

Etymology

Origin of subtle

First recorded in 1250–1300; Middle English sotil, from Old French, from Latin subtīlis “subtile” (the b of modern spelling is from Latin ); subtile

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.

Now there’s a new source of worry: Sleep shame—the subtle, and not so subtle, ways that people judge and undermine how and when we rest.

From The Wall Street Journal

As a result, newer, more subtle technologies for monitoring—in-home radar instead of cameras, wearables that provide other benefits and only trigger alerts when there’s a real emergency—are gaining in popularity.

From The Wall Street Journal

That subtle halo of light provided strong evidence that an underlying galaxy was present.

From Science Daily

By applying the new imaging tool, the team discovered that even subtle shifts in binder distribution can significantly change how efficiently a battery charges and how long it lasts.

From Science Daily

Moments later when the score flashed across the screen, Liu simply cracked a subtle smirk.

From Los Angeles Times