quaternion
Subject: SCIE / Mathematics & statistics
| Language | Term |
| Arabic - AR | رُبَاعيّ |
| DE - German | Quaternion |
| EN - English | quaternion |
| ES - Spanish | quaternion |
| FR - French | quaternion |
| JA - Japanese | 四元数 |
| PT - Portuguese | quaternião |
| RU - Russian | кватернион |
| ZH - Chinese | 四元数 |