Glossary · MWE Terms · O
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TermTypeDefinitionClassificationsUpdated
Optional ModificationnounMWENSA-approved modification not required for universal implementation by all holders of a COMSEC end-item. This class of modification requires all of the engineering/doctrinal control of mandatory modification but is usually not related to security, safety, TEMPEST, or reliability. See Mandatory Modification.verified
Oracle of DelphinounMWE(Greek mythology) the oracle at Delphi where a priestess supposedly delivered messages from Apollo to those who sought adviceverified
Oral ContraceptivenounMWEa contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conceptionverified
Oral Contraceptive PillnounMWEa contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conceptionverified
Oral ContractnounMWEan agreement that is not in writing and is not signed by the parties but is a real existing contract that lacks only the formal requirement of a memorandum to render it enforceable in litigationverified
Oral PersonalitynounMWE(psychoanalysis) a personality characterized either by generous optimism or aggressive and ambitious selfishnessverified
Oral PhasenounMWE(psychoanalysis) the first sexual and social stage of an infant's developmentverified
Oral Poliovirus VaccinenounMWEan oral vaccine (containing live but weakened poliovirus) that is given to provide immunity to poliomyelitisverified
Oral StagenounMWE(psychoanalysis) the first sexual and social stage of an infant's developmentverified
Orange FleabanenounMWEmat-forming herb of Turkestan with nearly double orange-yellow flowersverified
Orange GrassnounMWEannual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowersverified
Orange Horseshoe BatnounMWEa common bat of northwestern Australia having orange or yellow furverified
Orange MilkweednounMWEerect perennial of eastern and southern United States having showy orange flowersverified
Orange MilkwortnounMWEbog plant of pine barrens of southeastern United States having spikes of irregular yellow-orange flowersverified
Orange Peel FungusnounMWEa discomycete with bright orange cup-shaped or saucer-shaped fruiting bodies and pale orange exteriorsverified
Orange SneezeweednounMWEstout perennial herb of western United States having flower heads with drooping orange-yellow raysverified
Orange ToastnounMWEbuttered toast with sugar and grated orange rind and a little orange juiceverified
Orange-Blossom OrchidnounMWEdiminutive Australian orchid with loose racemes of fragrant white flowers with purple and orange markings on the lipverified
Orbital PointnounMWEthe craniometric point at the lowest point on the lower edge of the orbitverified
Orchard Apple TreenounMWEnative Eurasian tree widely cultivated in many varieties for its firm rounded edible fruitsverified
Orchestra PitnounMWElowered area in front of a stage where an orchestra accompanies the performersverified
Orchestral BellsnounMWEa percussion instrument consisting of a set of graduated metal bars mounted on a frame and played with small hammersverified
Orchid CactusnounMWEany cactus of the genus Epiphyllum having flattened jointed irregularly branching stems and showy tubular flowersverified
Orchid FamilynounMWEenormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowersverified
Orchidaceous PlantnounMWEany of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colorsverified
Order CodenounMWEthe portion of a set of operation descriptions that specifies the operation to be performedverified
Order MantophasmatodeanounMWEan order of insect identified in 2002 in a 45 million year old piece of amber from the Baltic regionverified
Ordinary AnnuitynounMWEan annuity paid in a series of more or less equal payments at the end of equally spaced periodsverified
Ordinary Life InsurancenounMWEinsurance on the life of the insured for a fixed amount at a definite premium that is paid each year in the same amount during the entire lifetime of the insuredverified
Ore DressingnounMWEcrushing and separating ore into valuable substances or waste by any of a variety of techniquesverified
Ore ProcessingnounMWEAny operation or set of operations performed on personal data, whether or not by automated meansverified