bitter orange

== English == === Pronunciation === === Noun === bitter orange (countable and uncountable, plural bitter oranges) A citrus tree of the species Citrus ×aurantium, also called Citrus aurantium. A citrus tree of the species Citrus limetta. The fruit of these species. ==== Synonyms ==== (Citrus aurantium): Seville orange, sour orange, bigarade, bigarade orange, marmalade orange ==== Translations ====