Immunocompatible refers to the ability of the body to accept and tolerate foreign materials like cell or tissue grafts. Some synonyms for the word immunocompatible could include: - Compatible - Tolerant - Acceptable - Harmonious - Allogeneic - Autologous - Homologous - Syngeneic - Immunologically appropriate - Immunologically compatible These words all relate to the concept of the body's ability to successfully integrate foreign materials without producing an immune response or rejection. They may be useful in medical and scientific contexts where precise language and terminology are important.