English word nonrefundable comes from English non-, English refundable
| Dictionary entry | Language | Definition |
|---|---|---|
| non- | English (eng) | Used in the sense of not, to negate the meaning of the word to which it is prefixed. |
| refundable | English (eng) | Able to be refunded or swapped in case of customer dissatisfaction, loss, breakage etc. Something that is eligible to be refunded. |
| nonrefundable | English (eng) | Not refundable; not able to be refunded. |