| angioscope | (noun) a modified microscope used to study capillary vessels | - |
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| arteriolosclerosis | (noun) sclerosis of the arterioles | - |
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| arteriosclerosis | (noun) sclerosis of the arterial walls | Synonyms: arterial sclerosis, coronary-artery disease, hardening of the arteries, induration of the arteries |
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| arthroscope | (noun) a type of endoscope that is inserted into a joint for visual examination | - |
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| arthroscopy | (noun) a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incision | - |
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| atherosclerosis | (noun) a stage of arteriosclerosis involving fatty deposits (atheromas) inside the arterial walls, thus narrowing the arteries | Synonyms: coronary artery disease |
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| auroscope | (noun) medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane) | Synonyms: auriscope, otoscope |
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| bioscience | (noun) any of the branches of natural science dealing with the structure and behavior of living organisms | Synonyms: life science |
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| bioscope | (noun) a kind of early movie projector | - |
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| (noun) a South African movie theater | - |
| bosc | (noun) greenish-yellow pear | - |
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| bronchoscope | (noun) a slender tubular instrument used to examine the bronchial tubes | - |
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| celioscopy | (noun) endoscopic examination of the abdomen through the abdominal wall | - |
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| cheiloschisis | (noun) a congenital cleft in the middle of the upper lip | Synonyms: cleft lip, harelip |
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| cheiloscopy | (noun) a forensic investigation technique that deals with identification of humans based on lip traces. | - |
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| chiaroscuro | (noun) a monochrome picture made by using several different shades of the same color | - |
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| chronoscope | (noun) an instrument for accurate measurements of small intervals of time | - |
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| cognoscente | (noun) an expert able to appreciate a field; especially in the fine arts | Synonyms: connoisseur |
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| colonoscope | (noun) an elongated fiberoptic endoscope for examining the entire colon from cecum to rectum | - |
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| colonoscopy | (noun) visual examination of the colon (with a colonoscope) from the cecum to the rectum; requires sedation | - |
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| colposcope | (noun) An endoscopic instrument that magnifies the epithelia of the vagina and cervix in vivo to allow direct observation and study of these tissues. | Synonyms: vaginoscope |
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| coscoroba | (noun) large white South American bird intermediate in some respects between ducks and swans | - |
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| cryoscope | (noun) a measuring instrument for measuring freezing and melting points | - |
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| culdoscope | (noun) a specialized endoscope for visually examining a woman's pelvic organs | - |
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| culdoscopy | (noun) endoscopic examination of a woman's pelvic organs by the insertion of a culdoscope through the vagina | - |
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| dermatosclerosis | (noun) an autoimmune disease that affects the blood vessels and connective tissue; fibrous connective tissue is deposited in the skin | Synonyms: scleroderma |
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| diaphanoscope | (noun) An instrument for illuminating the interior of a cavity to determine the translucency of its walls. | - |
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| electroscope | (noun) measuring instrument that detects electric charge; two gold leaves diverge owing to repulsion of charges with like sign | - |
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| endoscope | (noun) a long slender medical instrument for examining the interior of a bodily organ or performing minor surgery | - |
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| endoscopy | (noun) visual examination of the interior of a hollow body organ by use of an endoscope | - |
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| enteroscope | (noun) an instrument for inspecting the inside of the intestine. | - |
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| esophagoscope | (noun) an optical instrument for examining the inside of the esophagus | Synonyms: oesophagoscope |
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| fetoscope | (noun) a stethoscope placed on the pregnant woman's abdomen to listen for the fetal heartbeat | Synonyms: foetoscope |
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| fetoscopy | (noun) prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood | Synonyms: foetoscopy |
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| fluoroscope | (noun) an X-ray machine that combines an X-ray source and a fluorescent screen to enable direct observation | Synonyms: roentgenoscope |
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| fluoroscopy | (noun) examination of body structures using a fluoroscope | - |
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| foetoscope | (noun) a stethoscope placed on the pregnant woman's abdomen to listen for the fetal heartbeat | Synonyms: fetoscope |
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| foetoscopy | (noun) prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood | Synonyms: fetoscopy |
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| gastroscope | (noun) a type of endoscope for visually examining the stomach | - |
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| gastroscopy | (noun) visual examination of the stomach by means of a gastroscope inserted through the esophagus | - |
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| gonioscopy | (noun) an examination of the front part of the eye to check the angle where the iris meets the cornea; it is used to distinguish between open-angle glaucoma and closed-angle glaucoma | - |
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| groschen | (noun) 100 groschen equal 1 schilling in Austria | - |
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| gyroscope | (noun) rotating mechanism in the form of a universally mounted spinning wheel that offers resistance to turns in any direction | Synonyms: gyro |
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| hippoboscid | (noun) bloodsucking dipterous fly parasitic on birds and mammals | Synonyms: louse fly |
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| hodoscope | (noun) (physics) scientific instrument that traces the path of a charged particle | - |
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| horoscope | (noun) a diagram of the positions of the planets and signs of the zodiac at a particular time and place | - |
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| (noun) a prediction of someone's future based on the relative positions of the planets | - |
| horoscopy | (noun) the drawing up and interpretation of horoscopes | - |
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| hygroscope | (noun) hygrometer that shows variations in the relative humidity of the atmosphere | - |
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| hyoscine | (noun) an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures | Synonyms: scopolamine |
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| hyoscyamine | (noun) a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract | - |
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| hysteroscopy | (noun) visual examination of the uterus and uterine lining using an endoscope inserted through the vagina | - |
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| iconoscope | (noun) the first practical television-camera for picture pickup; invented in 1923 by Vladimir Kosma Zworykin | - |
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| inosculation | (noun) a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous | Synonyms: anastomosis |
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| kaleidoscope | (noun) an optical toy in a tube; it produces symmetrical patterns as bits of colored glass are reflected by mirrors | - |
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| (noun) a complex pattern of constantly changing colors and shapes | - |
| keratoscleritis | (noun) inflammation of the cornea and sclera of the eye | - |
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| keratoscope | (noun) medical instrument to examine the cornea in order to detect irregularities in its anterior surface | - |
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| keratoscopy | (noun) examination of the cornea with a keratoscope to detect irregularities in its anterior surface | - |
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| laparoscope | (noun) a slender endoscope inserted through an incision in the abdominal wall in order to examine the abdominal organs or to perform minor surgery | - |
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| laparoscopy | (noun) laparotomy performed with a laparoscope that makes a small incision to examine the abdominal cavity (especially the ovaries and Fallopian tubes) | - |
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| laryngoscope | (noun) a medical instrument for examining the larynx | - |
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| microscope | (noun) magnifier of the image of small objects | - |
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| microscopist | (noun) a scientist who specializes in research with the use of microscopes | - |
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| microscopy | (noun) research with the use of microscopes | - |
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| nephoscope | (noun) a measuring instrument that uses a grid for measuring the altitude, direction, and velocity of movement of clouds | - |
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| nephroangiosclerosis | (noun) kidney disease that is usually associated with hypertension; sclerosis of the renal arterioles reduces blood flow that can lead to kidney failure and heart failure | Synonyms: nephrosclerosis |
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| nephrosclerosis | (noun) kidney disease that is usually associated with hypertension; sclerosis of the renal arterioles reduces blood flow that can lead to kidney failure and heart failure | Synonyms: nephroangiosclerosis |
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| neuroscience | (noun) the scientific study of the nervous system | - |
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| neuroscientist | (noun) a neurobiologist who specializes in the study of the brain | - |
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| oesophagoscope | (noun) an optical instrument for examining the inside of the esophagus | Synonyms: esophagoscope |
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| ophthalmoscope | (noun) medical instrument for examining the retina of the eye | - |
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| ophthalmoscopy | (noun) examination of the interior of an eye using an ophthalmoscope | - |
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| orthoscope | (noun) an ophthalmoscope with a layer of water to neutralize the refraction of the cornea | - |
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| oscheocele | (noun) swelling of the scrotum | Synonyms: oscheocoele |
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| oscheocoele | (noun) swelling of the scrotum | Synonyms: oscheocele |
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| oscillation | (noun) (physics) a regular periodic variation in value about a mean | Synonyms: vibration |
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| (noun) a single complete execution of a periodically repeated phenomenon | Synonyms: cycle |
| (noun) the process of oscillating between states | - |
| oscillator | (noun) generator that produces sonic oscillations or alternating current | - |
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| oscillogram | (noun) the recording produced by an oscillograph | - |
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| oscillograph | (noun) a device for making a record of the wave forms of fluctuating voltages or currents | - |
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| oscilloscope | (noun) electronic equipment that provides visual images of varying electrical quantities | Synonyms: cathode-ray oscilloscope, CRO, scope |
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| oscine | (noun) passerine bird having specialized vocal apparatus | Synonyms: oscine bird |
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| oscitance | (noun) an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom | Synonyms: oscitancy, yawn, yawning |
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| (noun) drowsiness and dullness manifested by yawning | Synonyms: oscitancy |
| oscitancy | (noun) an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom | Synonyms: oscitance, yawn, yawning |
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| (noun) drowsiness and dullness manifested by yawning | Synonyms: oscitance |
| osculation | (noun) the act of caressing with the lips (or an instance thereof) | Synonyms: buss, kiss |
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| (noun) (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent | - |
| osculator | (noun) someone who kisses | Synonyms: kisser |
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| osteosclerosis | (noun) abnormal hardening or eburnation of bone | - |
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| otosclerosis | (noun) hereditary disorder in which ossification of the labyrinth of the inner ear causes tinnitus and eventual deafness | - |
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| otoscope | (noun) medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane) | Synonyms: auriscope, auroscope |
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| proboscidean | (noun) massive herbivorous mammals having tusks and a long trunk | Synonyms: proboscidian |
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| proboscidian | (noun) massive herbivorous mammals having tusks and a long trunk | Synonyms: proboscidean |
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| proboscis | (noun) a long flexible snout as of an elephant | Synonyms: trunk |
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| (noun) the human nose (especially when it is large) | - |
| proctoscope | (noun) an endoscope for examining the rectum | - |
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| proctoscopy | (noun) visual examination of the rectum and the end of the colon by means of a proctoscope | - |
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| proscenium | (noun) the wall that separates the stage from the auditorium in a modern theater | Synonyms: proscenium wall |
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| (noun) the part of a modern theater stage between the curtain and the orchestra (i.e., in front of the curtain) | Synonyms: apron, forestage |
| prosciutto | (noun) Italian salt-cured ham usually sliced paper thin | - |
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| proscription | (noun) rejection by means of an act of banishing or proscribing someone | Synonyms: banishment |
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| (noun) a decree that prohibits something | Synonyms: ban, prohibition |
| pseudoscience | (noun) an activity resembling science but based on fallacious assumptions | - |
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| pseudoscorpion | (noun) small nonvenomous arachnid resembling a tailless scorpion | Synonyms: false scorpion |
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| pyroscope | (noun) a pyrometer that uses the color of the light emitted by a hot object | Synonyms: optical pyrometer |
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| radioscopy | (noun) (radiology) examination of the inner structure of opaque objects using X rays or other penetrating radiation | Synonyms: radiology |
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| rhinoscope | (noun) medical instrument consisting of a mirror mounted at an angle on a rod; used to examine the nasal passages (through the nasopharynx) | - |
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| rhinoscopy | (noun) examination of the nasal passages (either through the anterior nares or with a rhinoscope through the nasopharynx) | - |
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