 bitter_orange |
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| 1. | [ noun ] (botany) any of various common orange trees yielding sour or bitter fruit; used as grafting stock | |
| Synonyms: | Seville_orange bitter_orange_tree bigarade marmalade_orange Citrus_aurantium sour_orange | |
| Related terms: | orange genus_Citrus | |
| 2. | [ noun ] (chemistry,botany,food) highly acidic orange used especially in marmalade | |
| Synonyms: | sour_orange Seville_orange | |
| Related terms: | orange sour_orange | |
