Roots, Prefixes & Suffixes
M
| macro- | large [prefix] |
| mal- | bad, abnormal [prefix] |
| -malacia | softening [suffix] |
| mamm/o | breast |
| mandibul/o | mandible (lower jaw) |
| -mania | madness, obsession [suffix] |
| manus | hand |
| mast/o | breast |
| mastoid/o | mastoid process |
| maxill/o | maxilla (upper jaw) |
| medi/o | middle |
| medull/o | medulla, marrow |
| mega- | very large, million [prefix] |
| -megaly | enlargement [suffix] |
| melan/o | black (Gr. melas) |
| men/o | menstruation |
| mening/o | meninges, membrane |
| menisc/o | meniscus |
| ment/o | mind |
| mes/o | middle, central |
| meso- | middle [prefix] |
| meta- | alter, beyond, change [prefix] |
| metacarp/o | metacarpal (hand bone) |
| metatars/o | metatarsal (foot bone) |
| -meter | instrument for measuring [suffix] |
| metr(i/o) | uterus, measure |
| -metry | process of measuring [suffix] |
| mi/o | less, smaller |
| micro- | small, one millionth [prefix] |
| milli- | one thousandth [prefix] |
| -mimetic | mimic, simulating [suffix] |
| minim | smallest, least; fluid measure (1/60 of a fluidrachm) |
| mit/o | thread |
| -mnesia | memory [suffix] |
| mon(o)- | one, single [prefix] |
| morph/o | form, shape |
| multi- | more than one [prefix] |
| muscul/o | muscle |
| my/o | muscle |
| myc/o | fungus |
| myel/o | bone marrow, spinal cord |
| myos/o | muscle |
| myring/o | eardrum (tympanic membrane) |
| myx/o | mucus |
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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.