Surg. [ad. mod.L. splēnectomia, f. Gr. σπλήν SPLEEN sb. + ἐκτομή excision. So F. splénectomie.] Excision or removal of the spleen. Also Splenectomist, one who removes the spleen (Cent. Dict., 1891); Splenectomize v. trans., to excise the spleen of (an animal or person).
1859. Mayne, Expos. Lex., 1192/1. Splenectomia, old term for excision of the spleen; splenectomy.
1897. Allbutts Syst. Med., IV. 516. Effects of splenectomy in man. Ibid., 522. Experiments on rabbits that had been splenectomised. Ibid., 528. Laudenbach found them in a splenectomised dog.