reference
| picture
| Reference | |
| abbr. file.ext. | .ref |
| reference | |
| law abbr. | ref. |
| Picture | |
| abbr. file.ext. | .pct |
| picture | |
| abbr. | pic |
| |||
| ref. | |||
| re; ref | |||
| |||
| .ref (file name extension) | |||
|
reference : 13 phrases in 7 subjects |
| Abbreviation | 5 |
| Aviation | 3 |
| Clinical trial | 1 |
| Energy industry | 1 |
| Information technology | 1 |
| Military | 1 |
| Transport | 1 |