his·​to·​in·​com·​pat·​i·​bil·​i·​ty ˈhis-(ˌ)tō-ˌin-kəm-ˌpat-ə-ˈbil-ət-ē How to pronounce histoincompatibility (audio)
plural histoincompatibilities
: a state of mutual intolerance between tissues (as of a fetus and its mother or a graft and its host) that normally leads to reaction against or rejection of one by the other
histoincompatible adjective

Dictionary Entries Near histoincompatibility

Cite this Entry

“Histoincompatibility.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/histoincompatibility. Accessed 23 Mar. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

A Good Old-Fashioned Quiz

Spell It

Hear a word and type it out. How many can you get right?

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?