1. unable to be converted, changed, or transformed into something else
2. (of currency) not able to be exchanged for another currency or for gold at a fixed rate
Usage: finance

Examples

• The contract contains nonconvertible terms that cannot be modified.
• Once the decision was made, it became nonconvertible and binding on all parties.
• The country's nonconvertible currency made international trade difficult.
• These bonds are nonconvertible into stock.
• The software uses a nonconvertible file format that few programs can read.
• Her commitment to the project was nonconvertible; she would not change her mind.