Word.ws English Dictionary

undull

undull adjective: not dull; sharp.

Adjective

undull (comparative more undull, superlative most undull)

  1. Not dull; sharp.

Verb

undull (third-person singular simple present undulls, present participle undulling, simple past and past participle undulled)

  1. (transitive) To make less dull (various senses).
    • It is a most musicall Modulator of all Intelligibles by her inventive Variations, undulling their Grossenesse, and subliming it into more refined Acceptablenesse to our own, or others understandings.1654, Richard Whitlock, Zootomia; Or, Observations on the Present Manners of the English

Forms of undull

Adjective
comparativemore undull
superlativemost undull
Verb
third-person singular presentundulls
present participleundulling
past participleundulled
pastundulled

Origin of undull

From Middle English undull, equivalent to un- (“not”) + dull.

From un- + dull.

Questions about undull

What does undull mean?
Undull means not dull; sharp.
What part of speech is undull?
Undull can be an adjective or a verb.

Words near undull in the dictionary

  1. undulatuses
  2. undulin
  3. undulipodia
  4. undulipodial
  5. undulipodium
  6. undull
  7. undullable
  8. undulled
  9. undulling
  10. undullness
  11. undulls

Source and license

Adapted from Wiktionary: undull (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: “undull.” Word.ws, https://word.ws/undull. Based on Wiktionary, CC BY-SA 4.0.