Medical Dictionary

prepared chalk

noun

Medical Definition of PREPARED CHALK

:  finely ground native calcium carbonate that is freed of most of its impurities by elutriation and used especially in dentistry for polishing

Browse

May 23, 2015
debouch Hear it
to emerge or cause to emerge
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears