calomel

play
noun cal·o·mel \ˈka-lə-məl, -ˌmel\

Definition of calomel

  1. :  a white tasteless compound Hg2Cl2 used especially as a component of laboratory electrodes, as a fungicide, and formerly in medicine as a purgative —called also mercurous chloride

Origin and Etymology of calomel

probably from New Latin *calomelas, from Greek kalos beautiful + melas black — more at melan-


First Known Use: 1676


Medical Dictionary

calomel

play
noun cal·o·mel \ˈkal-ə-məl, -ˌmel\

Medical Definition of calomel

  1. :  a white tasteless compound Hg2Cl2 used especially as a fungicide and insecticide and formerly in medicine as a purgative—called also mercurous chloride


Learn More about calomel


Seen and Heard

What made you want to look up calomel? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

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

WORD OF THE DAY

to glide in or as if in an airplane

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

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!