amiodarone | (noun) an antiarrhythmic drug (trade name Cordarone) that has potentially fatal side effects and is used to control serious heart rhythm problems only when safer agents have been ineffective | Synonyms: Cordarone |
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artiodactyl | (noun) placental mammal having hooves with an even number of functional toes on each foot | Synonyms: artiodactyl mammal, even-toed ungulate |
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biodefence | (noun) procedures involved in taking defensive measures against attacks using biological agents | Synonyms: biodefense, biological defence, biological defense |
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biodefense | (noun) procedures involved in taking defensive measures against attacks using biological agents | Synonyms: biodefence, biological defence, biological defense |
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biodiversity | (noun) the diversity of plant and animal life in a particular habitat (or in the world as a whole) | - |
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biodynamics | (noun) the branch of biology dealing with energy or the activity of living organisms. | - |
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diode | (noun) a semiconductor that consists of a p-n junction | Synonyms: crystal rectifier, junction rectifier, semiconductor diode |
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(noun) a thermionic tube having two electrodes; used as a rectifier | Synonyms: rectifying tube, rectifying valve |
duodiode | (noun) an electron tube having two diodes in the same envelope, with either a common cathode or separate cathodes. | - |
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iodide | (noun) a salt or ester of hydriodic acid | - |
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iodin | (noun) a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) | Synonyms: atomic number 53, I, iodine |
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iodination | (noun) the substitution or addition of iodine atoms in organic compounds | - |
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iodine | (noun) a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic | Synonyms: tincture of iodine |
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(noun) a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) | Synonyms: atomic number 53, I, iodin |
iodochlorhydroxyquin | (noun) drug used to treat certain fungal infection (as athlete's foot) | Synonyms: Clioquinol |
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iodocompound | (noun) a compound containing the covalent iodine radical | - |
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iodoform | (noun) a yellowish crystalline solid with a penetrating odor; sometimes used as an antiseptic dressing | Synonyms: triiodomethane |
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(noun) sweet smelling yellow solid haloform CHI3 | Synonyms: tri-iodomethane |
iodoprotein | (noun) a protein that contains iodine | Synonyms: iodinated protein |
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iodopsin | (noun) a violet photopigment in the retinal cones of the eyes of most vertebrates; plays a role in daylight vision | - |
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iodothyronine | (noun) thyronine with iodine added | - |
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iodotyrosine | (noun) tyrosine with iodine added | - |
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labiodental | (noun) a consonant whose articulation involves the lips and teeth | Synonyms: labiodental consonant |
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period | (noun) a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations | Synonyms: full point, full stop, point, stop |
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(noun) the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause | Synonyms: catamenia, flow, menses, menstruation, menstruum |
(noun) an amount of time | Synonyms: period of time, time period |
(noun) the interval taken to complete one cycle of a regularly repeating phenomenon | - |
(noun) a unit of geological time during which a system of rocks formed | Synonyms: geological period |
(noun) the end or completion of something | - |
(noun) (ice hockey) one of three divisions into which play is divided in hockey games | - |
periodical | (noun) a publication that appears at fixed intervals | - |
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periodicity | (noun) the quality of recurring at regular intervals | Synonyms: cyclicity |
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periodontia | (noun) the branch of dentistry dealing with diseases of the gums and other structures around the teeth | Synonyms: periodontics |
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periodontics | (noun) the branch of dentistry dealing with diseases of the gums and other structures around the teeth | Synonyms: periodontia |
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periodontist | (noun) a dentist specializing in diseases of the gums and other structure surrounding the teeth | - |
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periodontitis | (noun) a disease that attacks the gum and bone and around the teeth | Synonyms: periodontal disease |
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tetraiodothyronine | (noun) hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells | Synonyms: T, thyroxin, thyroxine |
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thiodiphenylamine | (noun) a compound used primarily in veterinary medicine to rid farm animals of internal parasites | Synonyms: phenothiazine |
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triiodomethane | (noun) a yellowish crystalline solid with a penetrating odor; sometimes used as an antiseptic dressing | Synonyms: iodoform |
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triiodothyronine | (noun) thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer | Synonyms: liothyronine, T |
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triode | (noun) a thermionic vacuum tube having three electrodes; fluctuations of the charge on the grid control the flow from cathode to anode which makes amplification possible | - |
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zenerdiode | (noun) a semiconductor diode that exhibits a sharp increase in reverse current at a well-defined reverse voltage: used as a voltage regulator | Synonyms: stabilitron |
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