Word.ws English Dictionary

ultraslow

ultraslow adjective: extremely slow; of utmost sluggishness.

Adjective

ultraslow (comparative more ultraslow, superlative most ultraslow)

  1. Extremely slow; of utmost sluggishness.

Forms of ultraslow

comparativemore ultraslow
superlativemost ultraslow

Origin of ultraslow

From ultra- + slow.

Questions about ultraslow

What does ultraslow mean?
Ultraslow means extremely slow; of utmost sluggishness.
What part of speech is ultraslow?
Ultraslow is an adjective.

Words near ultraslow in the dictionary

  1. ultrasimplify
  2. ultrasimplifying
  3. ultraslick
  4. ultraslim
  5. ultraslims
  6. ultraslow
  7. ultrasmall
  8. ultrasmart
  9. ultrasmooth
  10. ultrasnug
  11. ultrasocial

Source and license

Adapted from Wiktionary: ultraslow (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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