| Subject | English | German |
| food.ind. | candied citron peel | Citronat (Citrus medica) |
| food.ind. | candied citron peel | Zedrat (Citrus medica) |
| food.ind. | candied citron peel | Cedrat (kandierte Zedratzitronenschale; Citrus medica) |
| food.ind. | candied citron peel | Zitronat (Citrus medica) |
| gen. | Citron-bellied Attila | Gelbbauchattila |
| ornit. | citron-bellied attila | Gelbbauchattila (Atlila citriniventris) |
| med. | Citron blood test | Citron Blutnachweis |
| gen. | Citron-headed Yellow Finch | Graunacken-Gilbammer |
| ornit. | citron-headed yellow-finch | Graunacken-Gilbammer (Sicalis luteocephala) |
| biol. | citron tree | Zitronatzitronenbaum (Citrus medica) |