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Med Term
| Term | Definition |
|---|---|
| Medial | pertaining to the middle |
| megakaryocyte | large nucleated cell |
| megalomania | madness about great or large |
| melanocyte | black cell |
| melanoma | black tumor |
| menarche | beginning of menstrual cycle |
| meninges | coverings of the brain |
| meningitis | inflammation of the brain coverings |
| meningocele | herniation or protrusion of the meninges |
| menopause | cessation or end of menstrual cycle |
| menstrual | pertaining to the menstrual cycle or menses |
| mental foramen | opening in the mandible for passage of chin artery |
| mesoderm | middle layer |
| metacarpal | relating to the metacarpal bones |
| metaphase | middle phase |
| metastasis | beyond standing still (cancer spread beyond its border) |
| metatarsal | relating to the metatarsal bones |
| microcephaly | abnormally small head |
| microglia | small glue |
| mitosis | condition of chromosomes |
| monochromatic | pertaining to a single color |
| monocyte | one cell |
| motor | referring to movement |
| myalgia | muscle pain |
| myasthenia | muscle weakness |
| myelofibrosis | condition of fibers in the bone marrow |
| myelography | the process of recording a picture of the spinal cord |
| myocarditis | inflammation in the heart muscle |
| myocardium | pertaining to the heart muscle |
| myology | study of muscle |
| myoma | tumor of a muscle |
| myometrium | pertaining to the muscular uterine tissue |
| myopia | nearsightedness |
| myorrhexis | rupture of the muscles |
| myringotomy | incision into the ear drum |
| narcolepsy | sleep seizures |
| nasopharynx | nose and throat |
| neoplasm | new growth (tumor) |
| nephrectomy | removal of kidney |
| nephritis | inflammation of the kidney |
| nephrologist | a specialist of the kidney |
| nephromalacia | softening of the kidney |
| nephromegaly | enlargement of the kidney |
| nephropathy | disease of the kidney |
| nephropexy | surgical fixation of the kidney |
| nephroptosis | drooping or dropped position of the kidney |
| nephrosis | any condition of the kidney |
| neuralgia | nerve pain |
| neuroglia | nerve glue |
| neurohormone | to excite from nerves |
| neurology | the study of nerves |
| neuron | pertaining to the nerve |
| nocturia | night time urination |
| oculomotor | movement of the eye |
| olfactory | referring to smell |
| oligodendrocyte | specialized neuroglial cells |
| oliguria | small amount of urine |
| oncologist | on who studies tumors (cancer) |
| onychocryptosis | condition of hidden nails |
| onychophagia | nail biting |
| oocyte | egg cell |
| oophoritis | inflammation of the ovary |
| oophoropathy | disease of the ovary |
| opthamologist | one who studies the eyes |
| ophthalmoplegia | paralysis of the eyes |
| ophthalmoscope | instrument to view the eye |
| optic | pertaining to the eye |
| optometry | measurement of the eyes |
| oral | pertaining to the mouth |
| orbital | pertaining the the orbital (eyes) |
| orchidalgia | pain in the testes |
| orchiectomy | removal of the testes |
| orchiepididymitis | inflammation in the testes and epididymis |
| orchipathy | disease of the testes |
| orchitis | inflammation of the testes |
| organ | body part having special function |
| oropharynx | mouth and throat |
| orthodontics | making teeth straight |
| orthopedic | straightening feet |
| orthopnea | sitting up straight in order to breathe |
| ossicles | pertaining to the bones |
| osteoarthritis | arthritis with erosion of cartilage |
| osteoblast | bone forming cells |
| osteoclast | bone destroying cells |
| osteocyte | bone cells |