anticholinergic

A1N1T1I1C3H4O1L1I1N1E1R1G2I1C3

adjective

That inhibits the physiological action of acetylcholine at a receptor site.

Similar
anticholinergic drug
Opposite
UncommonScrabble 23

Meanings

adjectiveanticholinergic (comparative more anticholinergic, superlative most anticholinergic)

comparative more anticholinergic · superlative most anticholinergic

  1. That inhibits the physiological action of acetylcholine at a receptor site.
nounanticholinergic (plural anticholinergics)

plural anticholinergics

  1. medicineAny of a class of drugs, typically used to treat various disorders and some forms of poisoning, which inhibit the physiological action of acetylcholine at a receptor site.
    1 more example

    While the hallucinations produced by jimsonweed and other anticholinergics are frequently described as frightening or even “nightmarish,” the toxic anticholinergic syndrome caused by jimsonweed can include seizures, CNS depression, respiratory failure, and cardiac abnormalities, all of which can be life-threatening.

    2022, Jerrold S. Meyer, Andrew M. Farrar, Dominik Biezonski, Jennifer R. Yates, editors, Psychopharmacology, Fourth edition, Oxford University Press, →ISBN, page 63

Synonyms & antonyms

adjectiveinhibiting or blocking the action of acetylcholine at a receptor site

Opposite

nouna substance that opposes or blocks the action of acetylcholine

Similar
anticholinergic drug

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₂ent-
  2. Proto-Indo-European*h₂énts
  3. Proto-Indo-European*h₂énti
  4. Ancient Greekᾰ̓ντῐ́ (ăntĭ́)
  5. Ancient Greekἀντι- (anti-)
  6. Englishanti-
  7. Proto-Indo-European*ǵʰelh₃-
  8. Proto-Hellenic*kʰolā́
  9. Ancient Greekχολή (kholḗ)
  10. Englishcholine
  11. Englishcholinergic
  12. Englishanticholinergic

From anti- + cholinergic.

Full word history & related roots →

Translations

Catalan anticolinèrgic
  • anticolinèrgicinhibiting the action of acetylcholine
Czech anticholinergní
  • anticholinergníinhibiting the action of acetylcholine
German anticholinerg, Anticholinergikum
  • anticholinerginhibiting the action of acetylcholine
  • Anticholinergikumany drug which inhibits the physiological action of acetylcholine at a receptor site
Portuguese anticolinérgico, anticolinérgico
  • anticolinérgicoinhibiting the action of acetylcholine
  • anticolinérgicoany drug which inhibits the physiological action of acetylcholine at a receptor site
Spanish anticolinérgico
  • anticolinérgicoinhibiting the action of acetylcholine
Cite this entry
APA

anticholinergic. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/anticholinergic

MLA

“anticholinergic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anticholinergic. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “anticholinergic,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/anticholinergic.

Source: anticholinergic on Wiktionary, CC BY-SA 4.0.