Word.ws English Dictionary

long-acting

long-acting adjective: having a pharmaceutical effect principally in the long term.

Adjective

long-acting (comparative longer-acting, superlative longest-acting)

  1. Having a pharmaceutical effect principally in the long term.
    • I have tried all the medium and short acting non-barbiturate sedatives since the war (including thalidomide) but they don’t work and I don’t trust the newfangled long acting, “safe” analgesics.1988, E[dward] J[ames] Moran Campbell, Not Always on the Level, [London]: British Medical Journal, →ISBN, page 194
    Antonyms:
    short-acting

Antonyms of long-acting

Forms of long-acting

comparativelonger-acting
superlativelongest-acting

Questions about long-acting

What does long-acting mean?
Long-acting means having a pharmaceutical effect principally in the long term.
What part of speech is long-acting?
Long-acting is an adjective.

Words near long-acting in the dictionary

  1. long z
  2. Long'an
  3. long'd
  4. long, long lost
  5. Long-a-Coming
  6. long-acting
  7. long-acuminate
  8. long-ago
  9. long-arm statute
  10. long-arm statutes
  11. long-armed squid

Source and license

Adapted from Wiktionary: long-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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