Word.ws English Dictionary

fastest-acting

fastest-acting is the superlative form of fast-acting.

Meaning of fast-acting

Adjective

fast-acting (comparative faster-acting or more fast-acting, superlative fastest-acting or most fast-acting)

  1. Taking effect quickly.
    • a fast-acting analgesic

Questions about fastest-acting

What is fastest-acting the superlative form of?
Fastest-acting is the superlative form of fast-acting.

Words near fastest-acting in the dictionary

  1. faster-than-light
  2. faster-than-light particle
  3. faster-than-light particles
  4. fasters
  5. fastest
  6. fastest-acting
  7. fastest-flowing
  8. fastest-growing
  9. fastest-moving
  10. fastest-paced
  11. fasteth

Source and license

Adapted from Wiktionary: fastest-acting (page history and authors); fast-acting (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: “fastest-acting.” Word.ws, https://word.ws/fastest-acting. Based on Wiktionary, CC BY-SA 4.0.