ni·​tro·​so·​urea -yu̇-ˈrē-ə How to pronounce nitrosourea (audio)
: any of a group of lipid-soluble antineoplastic drugs that function as alkylating agents with the ability to cross the blood-brain barrier
The response of most gliomas to chemotherapy is limited, but the addition of nitrosourea or procarbazine to radiation therapy increases the survival of some patients with high-grade gliomas.Scientfic American Medicine Bulletin
see carmustine

Dictionary Entries Near nitrosourea

Cite this Entry

“Nitrosourea.” Medical Dictionary, Merriam-Webster, Accessed 28 Jan. 2023.

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?
Name That Thing

You know what it looks like… but what is it called?

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?