1. Capable of being mixed without undergoing destructive chemical change or exhibiting mutual antagonism; said of the elements in a properly constructed pharmaceutical mixture. 2. Denoting the ability of two biologic entities to exist together without nullification of, or deleterious effects on, the function of either; e.g., blood, tissues, or organs that cause no reaction when transfused or no rejection when transplanted. 3. Denoting satisfactory relationships between two or more people as in work or in marriage or in sexual activities. [L. con-, with, + patior, to suffer]
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com·pat·i·ble kəm-'pat-ə-bəl adj
1) capable of existing together in a satisfactory relationship (as marriage)
2) capable of being used in transfusion or grafting without immunological reaction (as agglutination or tissue rejection) <treatment of hemophilia by transfusion of \compatible blood>
3) of medications capable of being administered jointly without interacting to produce deleterious effects or impairing their respective actions
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com·pat·i·ble (kəm-patґĭ-bəl) [L. compatibilis accordant] 1. capable of harmonious coexistence; said of two or more medications that are suitable for simultaneous administration without nullification or aggravation of their effects. 2. denoting a donor and recipient of a blood transfusion in which there is no transfusion reaction. 3. histocompatible.Medical dictionary. 2011.