Glossary · Nouns · M
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TermTypeDefinitionClassificationsUpdated
Maul OaknounMWEmedium-sized evergreen of southwestern United States and northwestern Mexico with oblong leathery often spiny-edged leavesverified
Maxillarianounany of numerous orchids of the genus Maxillaria often cultivated for their large brilliantly colored solitary flowersverified
Maxillary ArterynounMWEeither of two arteries branching from the external carotid artery and supplying structure of the faceverified
Maximum and Minimum ThermometernounMWEthermometer that records the highest and lowest temperatures reached during a period of timeverified
Maximum Tolerable DowntimenounMWEThe amount of time mission/business processes can be disrupted without causing significant harm to the organization’s mission.Metric
Maxwellnouna cgs unit of magnetic flux equal to the flux perpendicular to an area of 1 square centimeter in a magnetic field of 1 gaussverified
Maynounthorny Eurasian shrub of small tree having dense clusters of white to scarlet flowers followed by deep red berriesverified
Maydaynounan internationally recognized distress signal via radiotelephone (from the French m'aider)verified
MayengnounIndian tree having fragrant nocturnal white flowers and yielding a reddish wood used for plankingverified
Mayfishnounblack-barred fish of bays and coastal marshes of the Atlantic and Gulf Coast of the United Statesverified
Mayflowernounlow-growing evergreen shrub of eastern North America with leathery leaves and clusters of fragrant pink or white flowersverified
Mayflynounslender insect with delicate membranous wings having an aquatic larval stage and terrestrial adult stage usually lasting less than two daysverified
Mayhawnounhawthorn of southern United States bearing a juicy, acidic, scarlet fruit that is often used in jellies or preservesverified
Mayidismnouna disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin)verified
Maypolenouna vertical pole or post decorated with streamers that can be held by dancers celebrating May Dayverified
Mcnamara FallacynounMWEpresum[ing] that (A) quantitative models of reality are always more accurate than other models; (B) the quantitative measurements that can be made most easily must be the most relevant; and (C) factors other than those currently being used in quantitative metrics must either not exist or not have a significant influence on success. Also known as the quantitative fallacy.Requirement
MDMAnouna stimulant drug that is chemically related to mescaline and amphetamine and is used illicitly for its euphoric and hallucinogenic effectsverified
Meadow BeautynounMWEany of several plants of the genus Rhexia usually having pink-purple to magenta flowersverified
Meadow BrightnounMWEswamp plant of Europe and North America having bright yellow flowers resembling buttercupsverified
Meadow ButtercupnounMWEperennial European buttercup with yellow spring flowers widely naturalized especially in eastern North Americaverified
Meadow FescuenounMWEgrass with wide flat leaves cultivated in Europe and America for permanent pasture and hay and for lawnsverified
Meadow FoxtailnounMWEstout erect perennial grass of northern parts of Old World having silky flowering spikesverified
Meadow GoldenrodnounMWElarge North American goldenrod having showy clusters of yellow flowers on arching branchesverified
Meadow Jumping MousenounMWEwidely distributed in northeastern and central United States and Canadaverified
Meadow LilynounMWEcommon lily of the eastern United States having nodding yellow or reddish flowers spotted with brownverified
Meadow PeanounMWEscrambling perennial Eurasian wild pea having yellowish flowers and compressed seed podsverified
Meadow SaffronnounMWEbulbous autumn-flowering herb with white, purple or lavender-and-white flowersverified
Mealnounany of the occasions for eating food that occur by custom or habit at more or less fixed timesverified
Mealberrynounevergreen mat-forming shrub of North America and northern Eurasia having small white flowers and red berriesverified