Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

thiourea

noun
thio·​urea | \ ˌthī-ō-yu̇-ˈrē-ə How to pronounce thiourea (audio) \

Definition of thiourea

: a colorless crystalline bitter compound CS(NH2)2 analogous to and resembling urea that is used especially as a photographic and organic chemical reagent also : a substituted derivative of this compound

First Known Use of thiourea

1884, in the meaning defined above

History and Etymology for thiourea

New Latin

Keep scrolling for more

Learn More about thiourea

Statistics for thiourea

Look-up Popularity

Time Traveler for thiourea

The first known use of thiourea was in 1884

See more words from the same year

Keep scrolling for more

More Definitions for thiourea

thiourea

noun
thio·​urea | \ -yu̇-ˈrē-ə How to pronounce thiourea (audio) \

Medical Definition of thiourea

: a colorless bitter crystalline compound CS(NH2)2 analogous to and resembling urea that is used especially as a reagent and in medicine as an antithyroid drug

— called also thiocarbamide

More from Merriam-Webster on thiourea

Britannica.com: Encyclopedia article about thiourea

Comments on thiourea

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

Show Comments  Hide Comments 

WORD OF THE DAY

yen

Listen to the pronounciation of yen

a strong desire or propensity

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!

Words at Play
Ask the Editors
Word Games