What does sym- mean in medical terms?

sym-

Meaning: together, with (used before certain letters)

Type: Prefix

A prefix goes at the very start of a word, before the root. On this page: what sym- means, and real medical words that use it, each broken down into its parts.

Example words using sym-

symbiosis
sym- (together) + bio (life) + sis (condition) = the living together of two different organisms
symmetry
sym- (together) + metry (measure) = balanced proportions measured together on both sides
symphysis
sym- (together) + physis (growth) = a joint in which bones are joined together by cartilage

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.