What does -desis mean in medical terms?

-desis

Meaning: surgical binding; fusion

Type: Suffix

A suffix goes at the very end of a word, after the root. On this page: what -desis means, and real medical words that use it, each broken down into its parts.

Example words using -desis

arthrodesis
arthro (joint) + -desis (fusion) = surgical fusion of a joint
pleurodesis
pleuro (pleura) + -desis (binding) = procedure binding the pleural layers together

Shortened forms

Charts and notes shorten long terms — see the Medical Abbreviations guide for the short forms you will meet in real records.

Please note: This section teaches the language of medicine — what word parts mean and how terms are built. It is an educational reference, not medical advice. For the meaning of a word in your own medical record, ask the clinician who wrote it.