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obidoxime chloride |
Noun
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a chloride used as an antidote for nerve gases such as sarin or VX |
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orthophosphate |
Noun
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a salt of phosphoric acid |
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orthophosphoric acid |
Noun
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an acid used in fertilizers and soaps: H3PO4 |
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oil shale |
Noun
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shale from which oil can be obtained by heating |
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opsonin |
Noun
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an antibody in blood serum that attaches to invading microorganisms and other antigens to make them more susceptible to the action of phagocytes |
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octadecanoic acid |
Noun
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a waxy saturated fatty acid |
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oxidized LDL cholesterol |
Noun
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LDL cholesterol that has been bombarded by free radicals |
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oxyhemoglobin |
Noun
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the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs |
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oxyhaemoglobin |
Noun
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the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs |
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olein |
Noun
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a naturally occurring glyceride of oleic acid that is found in fats and oils |
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ovoflavin |
Noun
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a B vitamin that prevents skin lesions and weight loss |
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oil of vitriol |
Noun
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(H2SO4) a highly corrosive acid made from sulfur dioxide |
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old age |
Noun
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a late time of life |
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oral stage |
Noun
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(psychoanalysis) the first sexual and social stage of an infant's development |
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oral phase |
Noun
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(psychoanalysis) the first sexual and social stage of an infant's development |
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one-way light time |
Noun
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the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object |
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off-day |
Noun
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a day when things go poorly |
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off year |
Noun
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a year in which no major political elections are held |
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off year |
Noun
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a year in which productivity is low or inferior |
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overtime period |
Noun
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a period of overtime play to resolve a tie |
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outset |
Noun
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the time at which something is supposed to begin |
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off-season |
Noun
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the season when travel is least active and rates are lowest |
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old times |
Noun
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past times remembered with nostalgia |
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oftenness |
Noun
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the number of occurrences within a given time period |
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orbit period |
Noun
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the time it takes to complete one full orbit around a celestial body |
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optimize |
Verb
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act as an optimist and take a sunny view of the world |
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optimize |
Verb
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modify to achieve maximum efficiency in storage capacity or time or cost |
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optimize |
Verb
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make optimal |
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optimise |
Verb
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act as an optimist and take a sunny view of the world |
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optimise |
Verb
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modify to achieve maximum efficiency in storage capacity or time or cost |
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optimise |
Verb
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make optimal |
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oversleep |
Verb
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sleep longer than intended |
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overdress |
Verb
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put on special clothes to appear particularly appealing and attractive |
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overdress |
Verb
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dress too warmly |
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overdose |
Verb
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to dose too heavily |
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o.d. |
Verb
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dose too heavily |
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ovulate |
Verb
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produce and discharge eggs |
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obstipate |
Verb
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constipate severely |
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outwear |
Verb
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exhaust or get tired through overuse or great strain or stress |
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outwear |
Verb
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last longer than others |
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overtire |
Verb
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tire excessively |
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overweary |
Verb
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tire excessively |
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overfatigue |
Verb
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tire excessively |
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ooze out |
Verb
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release (a liquid) in drops or small quantities |
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overclothe |
Verb
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dress too warmly |
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overstretch |
Verb
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strain abnormally |
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operate on |
Verb
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perform surgery on |
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operate |
Verb
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perform surgery on |
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operate |
Verb
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happen |
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operate |
Verb
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perform a movement in military or naval tactics in order to secure an advantage in attack or defense |