Roots, Prefixes & Suffixes
I
| -ia | condition [suffix] |
| -ian | specialist [suffix] |
| -iasis | condition or state [suffix] |
| iatr/o | treatment |
| -iatrics | medical specialty [suffix] |
| -iatry | medical specialty [suffix] |
| -ic | pertaining to [suffix] |
| -ician | specialist [suffix] |
| -ics | specialty [suffix] |
| icter/o | jaundice |
| -ile | pertaining to [suffix] |
| ile/o | ileum |
| ili/o | ilium |
| im- | not [prefix] |
| immun/o | immunity, safe |
| in- | into, not, within [prefix] |
| -ine | pertaining to [suffix] |
| infra- | below, beneath [prefix] |
| -ing | action, process (verb) [suffix] |
| inguin/o | groin |
| inter- | between [prefix] |
| intra- | within [prefix] |
| intro- | within [prefix] |
| -ion | process of [suffix] |
| -ior | pertaining to [suffix] |
| ir- | not [prefix] |
| irid/o | iris |
| -is | (noun form) [suffix] |
| is/o | equal |
| isch/o | hold back, restrain |
| ischi/o | ischium |
| -ism | condition [suffix] |
| iso- | equal, same [prefix] |
| -ist | specialist [suffix] |
| -itis | inflammation [suffix] |
| -ity | condition [suffix] |
| -ive | character, quality [suffix] |
| -ize | do, make (verb) [suffix] |
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Gr. Greek origin. L. Latin origin.
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. The definitions on this page should not be considered complete.