- Spleen is a synonym for obsolete
- Ill humor, peevish temper, or spite
- Archaic. melancholy
- Obsolete. caprice
- The name of a highly vascular organ, situated in humans at the cardiac end of the stomach
What is spleen and what does spleen mean? Read about the definition and meaning of spleen
spleen
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Etymology & Origin of spleen
Middle English word, first coined circa 1250–1300