# tiotropium

> English word · Noun · IPA /ˌtaɪ.oʊˈtɹoʊ.pi.əm/

## Definitions
1. An anticholinergic drug administered by oral inhalation in the form of its bromide C₁₉H₂₂NO₄S₂Br·H₂O as a bronchodilator in the treatment of chronic obstructive pulmonary disease.

## Etymology
From thio- (“containing sulfur”) + -trop- (“atropine derivative”) + -ium (“quaternary ammonium compound”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/tiotropium