> ## Documentation Index
> Fetch the complete documentation index at: https://stellaraddresskit.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Key terms used in the Stellar Address Kit.

| Term              | Definition                                                                    |
| ----------------- | ----------------------------------------------------------------------------- |
| **G Address**     | Ed25519 public key in StrKey format.                                          |
| **M Address**     | Multiplexed address encoding a G-address and a 64-bit ID.                     |
| **C Address**     | Soroban contract identifier.                                                  |
| **Muxed ID**      | The 64-bit unsigned integer embedded in an M-address.                         |
| **RoutingSource** | The part of the input that provided the `routingId` (e.g. `MUXED` or `MEMO`). |
| **MEMO\_ID**      | A 64-bit unsigned integer memo.                                               |
| **MEMO\_TEXT**    | A text memo (up to 28 bytes).                                                 |
| **MEMO\_HASH**    | A 32-byte hash memo.                                                          |
| **MEMO\_RETURN**  | A 32-byte return hash memo.                                                   |
| **ErrorCode**     | A fatal error that prevents routing.                                          |
| **WarningCode**   | A non-fatal issue encountered during routing.                                 |