| Code | Display | Definition | status | Deutsch (German, de) |
| HS | the hour of sleep (e.g., H18-22) | the hour of sleep (e.g., H18-22) | A | |
| AC | before meal (from lat. ante cibus) | before meal (from lat. ante cibus) | A | vor der Mahlzeit (from lat. Ante cibus) |
| PC | after meal (from lat. post cibus) | after meal (from lat. post cibus) | A | |
| IC | between meals (from lat. inter cibus) | between meals (from lat. inter cibus) | A | |
| ACM | before breakfast (from lat. ante cibus matutinus) | before breakfast (from lat. ante cibus matutinus) | A | vor dem Frühstück (from lat. Ante cibus matutinus) |
| ACD | before lunch (from lat. ante cibus diurnus) | before lunch (from lat. ante cibus diurnus) | A | vor dem Mittagessen (from lat. Ante cibus diurnus) |
| ACV | before dinner (from lat. ante cibus vespertinus) | before dinner (from lat. ante cibus vespertinus) | A | vor dem Abendessen (from lat. Ante cibus vespertinus) |
| PCM | after breakfast (from lat. post cibus matutinus) | after breakfast (from lat. post cibus matutinus) | A | |
| PCD | after lunch (from lat. post cibus diurnus) | after lunch (from lat. post cibus diurnus) | A | |
| PCV | after dinner (from lat. post cibus vespertinus) | after dinner (from lat. post cibus vespertinus) | A | |
| ICM | between breakfast and lunch | between breakfast and lunch | A | |
| ICD | between lunch and dinner | between lunch and dinner | A | |
| ICV | between dinner and the hour of sleep | between dinner and the hour of sleep | A | |