carboxyl | (noun) the univalent radical -COOH; present in and characteristic of organic acids | Synonyms: carboxyl group |
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cocarboxylase | (noun) a coenzyme important in respiration in the Krebs cycle | Synonyms: thiamine pyrophosphate |
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cyclooxygenase | (noun) either of two related enzymes that control the production of prostaglandins and are blocked by aspirin | Synonyms: Cox |
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decarboxylase | (noun) any of the enzymes that hydrolize the carboxyl group | - |
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decarboxylation | (noun) the process of removing a carboxyl group from a chemical compound (usually replacing it with hydrogen) | - |
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deoxyadenosine | (noun) a nucleoside component of DNA; composed of adenosine and deoxyribose | - |
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deoxycytidine | (noun) a nucleoside component of DNA; composed of cytosine and deoxyribose | Synonyms: cytidine |
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deoxyephedrine | (noun) an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant | Synonyms: chalk, chicken feed, crank, glass, ice, meth, methamphetamine, methamphetamine hydrochloride, Methedrine, shabu, trash |
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deoxyguanosine | (noun) a nucleoside component of DNA; composed of guanine and deoxyribose | Synonyms: guanosine |
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deoxynucleotide | (noun) Any nucleotide that contains a deoxy sugar. | - |
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deoxyribose | (noun) a sugar that is a constituent of nucleic acids | - |
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deoxythymidine | (noun) a nucleoside component of DNA; composed of thymine and deoxyribose | Synonyms: thymidine |
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dideoxycytosine | (noun) an antiviral drug used to combat HIV infection; a nucleoside analog reverse transcriptase inhibitor (NARTI) | Synonyms: ddC, DDC, zalcitabine |
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dideoxyinosine | (noun) an antiviral drug used to combat HIV infection, a reverse transcriptase inhibitor | Synonyms: ddI, DDI, didanosine |
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dihydroxyphenylalanine | (noun) amino acid that is formed in the liver and converted into dopamine in the brain | Synonyms: dopa |
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doxy | (noun) a woman who cohabits with an important man | Synonyms: concubine, courtesan, paramour |
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doxycycline | (noun) an antibiotic derived from tetracycline that is effective against many infections | Synonyms: Vibramycin |
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epoxy | (noun) a thermosetting resin; used chiefly in strong adhesives and coatings and laminates | Synonyms: epoxy glue, epoxy resin |
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ethoxyethane | (noun) a colorless volatile highly flammable liquid formerly used as an inhalation anesthetic | Synonyms: diethyl ether, divinyl ether, ether, ethyl ether, vinyl ether |
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heterodoxy | (noun) the quality of being unorthodox | Synonyms: unorthodoxy |
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(noun) any opinions or doctrines at variance with the official or orthodox position | Synonyms: heresy, unorthodoxy |
hydroxybenzene | (noun) a toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally | Synonyms: carbolic acid, oxybenzene, phenol, phenylic acid |
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hydroxychloroquine | (noun) anti-inflammatory drug (trade name Plaquenil) used in the treatment of rheumatoid arthritis and malaria and lupus erythematosus | Synonyms: Plaquenil |
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hydroxyl | (noun) the monovalent group -OH in such compounds as bases and some acids and alcohols | Synonyms: hydroxyl group, hydroxyl radical |
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hydroxymethyl | (noun) a methyl with hydroxide replacing the hydrogen atoms | - |
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hydroxyproline | (noun) a crystalline amino acid obtained from gelatin or collagen | - |
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hydroxytetracycline | (noun) a yellow crystalline antibiotic (trademark Terramycin) obtained from a soil actinomycete; used to treat various bacterial and rickettsial infections | Synonyms: oxytetracycline, oxytetracycline hydrochloride, Terramycin |
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hydroxyzine | (noun) a drug (trade names Atarax and Vistaril) used as a tranquilizer to treat anxiety and motion sickness | Synonyms: Atarax, hydroxyzine hydrochloride, Vistaril |
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iodochlorhydroxyquin | (noun) drug used to treat certain fungal infection (as athlete's foot) | Synonyms: Clioquinol |
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medroxyprogesterone | (noun) a progestin compound (trade name Provera) used to treat menstrual disorders | Synonyms: Provera |
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methylenedioxymethamphetamine | (noun) a stimulant drug that is chemically related to mescaline and amphetamine and is used illicitly for its euphoric and hallucinogenic effects; it was formerly used in psychotherapy but in 1985 it was declared illegal in the United States | Synonyms: MDMA |
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orthodoxy | (noun) the quality of being orthodox (especially in religion) | - |
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(noun) a belief or orientation agreeing with conventional standards | - |
oxyacetylene | (noun) a mixture of oxygen and acetylene; used to create high temperatures for cutting or welding metals | - |
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oxyacid | (noun) any acid that contains oxygen | Synonyms: oxygen acid |
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oxybenzene | (noun) a toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally | Synonyms: carbolic acid, hydroxybenzene, phenol, phenylic acid |
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oxycephaly | (noun) a congenital abnormality of the skull; the top of the skull assumes a cone shape | Synonyms: acrocephaly |
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oxygen | (noun) a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust | Synonyms: atomic number 8, O |
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oxygenase | (noun) an oxidoreductase that catalyzes the incorporation of molecular oxygen | - |
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oxygenation | (noun) the process of providing or combining or treating with oxygen | - |
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oxyhaemoglobin | (noun) the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs | Synonyms: oxyhemoglobin |
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oxyhemoglobin | (noun) the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs | Synonyms: oxyhaemoglobin |
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oxymoron | (noun) conjoining contradictory terms (as in `deafening silence') | - |
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oxyopia | (noun) unusually acute vision | - |
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oxyphenbutazone | (noun) an anti-inflammatory drug (trade name Tandearil) used to treat arthritis and bursitis | Synonyms: Tandearil |
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oxyphencyclimine | (noun) an anticholinergic drug (trade name Daricon) used in treating peptic ulcers | Synonyms: Daricon |
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oxytetracycline | (noun) a yellow crystalline antibiotic (trademark Terramycin) obtained from a soil actinomycete; used to treat various bacterial and rickettsial infections | Synonyms: hydroxytetracycline, oxytetracycline hydrochloride, Terramycin |
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oxytocic | (noun) a drug that induces labor by stimulating contractions of the muscles of the uterus | Synonyms: oxytocic drug |
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oxytocin | (noun) hormone secreted by the posterior pituitary gland (trade name Pitocin); stimulates contractions of the uterus and ejection of milk | Synonyms: Pitocin |
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oxytone | (noun) word having stress or an acute accent on the last syllable | - |
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paroxysm | (noun) a sudden uncontrollable attack | Synonyms: convulsion, fit |
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paroxytone | (noun) word having stress or acute accent on the next to last syllable | - |
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proparoxytone | (noun) word having stress or acute accent on the antepenult | - |
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propoxyphene | (noun) a mildly narcotic analgesic drug (trade name Darvon) related to methadone but less addictive | Synonyms: Darvon, propoxyphene hydrochloride |
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proxy | (noun) a power of attorney document given by shareholders of a corporation authorizing a specific vote on their behalf at a corporate meeting | - |
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(noun) a person authorized to act for another | Synonyms: placeholder, procurator |
pyroxylin | (noun) highly flammable nitrocellulose used in making collodion and plastics and lacquers | Synonyms: pyroxyline |
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pyroxyline | (noun) highly flammable nitrocellulose used in making collodion and plastics and lacquers | Synonyms: pyroxylin |
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unorthodoxy | (noun) the quality of being unorthodox | Synonyms: heterodoxy |
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(noun) any opinions or doctrines at variance with the official or orthodox position | Synonyms: heresy, heterodoxy |
(noun) a belief that rejects the orthodox tenets of a religion | Synonyms: heresy |