| Word | Definitions | Synonyms |
|---|---|---|
| fluorouracil | (noun) an antimetabolite used to treat certain cancers | - |
| propylthiouracil | (noun) a crystalline compound used as an antithyroid drug in the treatment of goiter | - |
| thiouracil | (noun) depresses the function of the thyroid gland | - |
| uracil | (noun) a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine | Synonyms: U |