lobeline

noun

lo·​be·​line ˈlō-bə-ˌlēn How to pronounce lobeline (audio)
: a crystalline alkaloid C22H27NO2 that is obtained from Indian tobacco and is used chiefly as a respiratory stimulant and as a smoking deterrent

Word History

Etymology

New Latin Lobelia lobelia + -ine entry 2

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of lobeline was in 1852

Dictionary Entries Near lobeline

Cite this Entry

“Lobeline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobeline. Accessed 30 Nov. 2022.

Medical Definition

lobeline

noun

lo·​be·​line ˈlō-bə-ˌlēn How to pronounce lobeline (audio)
: a crystalline alkaloid C22H27NO2 that is obtained from Indian tobacco (Lobelia inflata) and is used chiefly as a respiratory stimulant and as a smoking deterrent

More from Merriam-Webster on lobeline

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ