English word pyrimidinone comes from English -one, English pyrimidine
| Dictionary entry | Language | Definition |
|---|---|---|
| -one | English (eng) | A ketone. Any similar compound containing a carbonyl functional group. |
| pyrimidine | English (eng) | (organic compound) A diazine in which the two nitrogen atoms are in the meta- positions; it is the basis of three of the bases found in DNA and RNA: thymine, uracil and cytosine. |
| pyrimidinone | English (eng) | (organic compound) Any of several heterocyclic ketones derived from pyrimidine. |