1. Capable of existing or performing in harmonious, agreeable, or congenial combination with another or others: compatible family relationships.
2. Capable of orderly, efficient integration and operation with other elements in a system with no modification or conversion required.
3. Capable of forming a chemically or biochemically stable system.
4. Medicine Capable of being grafted, transfused, or transplanted from one individual to another without rejection: compatible blood.
A device, such as a computer or computer software, that can be integrated into or used with another device or system of its type.
[Middle English, from Medieval Latin compatībilis, from Late Latin compatī, to sympathize; see COMPASSION.]
com·pat′i·bili·ty, com·pati·ble·ness n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.