decamethonium

noun
deca·​me·​tho·​ni·​um | \ ˌde-kə-mə-ˈthō-nē-əm How to pronounce decamethonium (audio) \

Definition of decamethonium

: a synthetic ion used in the form of either its bromide or iodide salts (C16H38Br2N2 or C16H38I2N2) as a skeletal muscle relaxant also : either of these salts

First Known Use of decamethonium

circa 1949, in the meaning defined above

History and Etymology for decamethonium

deca- + methylene + -onium

Learn More About decamethonium

Time Traveler for decamethonium

Time Traveler

The first known use of decamethonium was circa 1949

See more words from the same year

Dictionary Entries Near decamethonium

decameter

decamethonium

decametric

See More Nearby Entries 

Statistics for decamethonium

Cite this Entry

“Decamethonium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decamethonium. Accessed 24 Sep. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for decamethonium

decamethonium

noun
deca·​me·​tho·​ni·​um | \ ˌdek-ə-mə-ˈthō-nē-əm How to pronounce decamethonium (audio) \

Medical Definition of decamethonium

: a synthetic ion used especially in the form of its bromide C16H38Br2N2 or iodide C16H38I2N2 as a skeletal muscle relaxant

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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