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Word Parts Beginning With S
35 word parts in the Medical Terminology guide begin with the letter S — prefixes, word roots and suffixes together. Every entry links to its own page with worked examples.
A B C D E F G H I J K L M N O P Q R S T U V X Z
| Word part | Type | Meaning |
|---|---|---|
| salping | Word root | fallopian tube, uterine tube |
| -sarcoma | Suffix | malignant tumor of connective tissue |
| -schisis | Suffix | split; cleft |
| scler | Word root | hard, hardening |
| -sclerosis | Suffix | abnormal hardening |
| -scope | Suffix | instrument for visual examination |
| -scopy | Suffix | visual examination |
| seb | Word root | sebum, oily secretion, grease |
| semi- | Prefix | half, partially |
| -sepsis | Suffix | infection; putrefaction |
| septic | Word root | infection, putrefaction |
| ser | Word root | serum, watery fluid |
| sial | Word root | saliva; salivary gland |
| sinistro- | Prefix | left, on the left side |
| -sis | Suffix | state of; condition |
| somat | Word root | body |
| somn | Word root | sleep |
| -somnia | Suffix | sleep condition |
| -spasm | Suffix | involuntary contraction |
| spir | Word root | to breathe |
| splen | Word root | spleen |
| spondyl | Word root | vertebra |
| -stasis | Suffix | stopping; controlling; standing still |
| -static | Suffix | keeping stable; stopping |
| -staxis | Suffix | dripping; oozing of blood |
| steno- | Prefix | narrow, constricted |
| -stenosis | Suffix | abnormal narrowing |
| stern | Word root | sternum; breastbone |
| stomat | Word root | mouth |
| sub- | Prefix | under, below |
| super- | Prefix | above, over, excessive |
| superfic | Word root | surface |
| supra- | Prefix | above, over |
| sym- | Prefix | together, with (used before certain letters) |
| syn- | Prefix | together, with |
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.