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bitter(bĭt′ĕr) [AS. biter, strong]
Having a caustic, sharp, or disagreeable taste. It is one of the five taste senses (bitter, salty, savory, sour, and sweet).
1. an austere and unpalatable taste like that of quinine.
2. a medicinal and culinary agent used as a tonic, alterative or appetizer.
a variety of Prunus amygdalus, the almond tree. Grown for the production of almond oil. The kernel of its seed contains sufficient cyanogenetic glycoside to be a possible cause of cyanide poisoning. The smell of bitter almonds is often quoted as being a characteristic finding in cases of cyanide poisoning in animals.