Word.ws English Dictionary

JND

JND noun: just-noticeable difference, the amount by which something must be changed in order for it to be detectable at least 50% of the time.

Noun

JND (plural JNDs)

  1. Just-noticeable difference, the amount by which something must be changed in order for it to be detectable at least 50% of the time.
    • Aleah's nosejob was not dramatic. It was more like a JND, around half her friends noticed it and the other half did not.
    • The three laws of thresholds Weber's law states that, for a JND to be noticed, a constant ratio (relationship) exists between the intensity of a stimulus and the additional intensity required for a comparison to be made between the stimuli.2009, Lionel Nicholas, Introduction to Psychology, page 75

Forms of JND

pluralJNDs

Questions about JND

What does JND mean?
JND means just-noticeable difference, the amount by which something must be changed in order for it to be detectable at least 50% of the time.
What part of speech is JND?
JND is a noun.
What is the plural of JND?
The plural of JND is JNDs.

Words near JND in the dictionary

  1. JNA
  2. Jna.
  3. jnana
  4. jnanas
  5. jnc.
  6. JND
  7. JNDI
  8. JNDIs
  9. JNDs
  10. JNI
  11. JNIs

Source and license

Adapted from Wiktionary: JND (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “JND.” Word.ws, https://word.ws/jnd. Based on Wiktionary, CC BY-SA 4.0.