Glossary · Nouns · B
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TermTypeDefinitionClassificationsUpdated
Black Cypress PinenounMWEAustralian tree with small flattened scales as leaves and numerous dark brown seedverified
Black EconomynounMWEa hidden sector of the economy where private cash transactions go unreportedverified
Black ElderberrynounMWEcommon elder of central and eastern North America bearing purple-black berriesverified
Black FritillarynounMWEherb of southwestern United States having dark purple bell-shaped flowers mottled with greenverified
Black GreasewoodnounMWElow hardy much-branched spiny shrub common in alkaline soils of western Americaverified
Black GumnounMWEcolumnar tree of eastern North America having horizontal limbs and small leaves that emerge late in spring and have brilliant color in early fallverified
Black HelleborenounMWEslightly hairy perennial having deep green leathery leaves and flowers that are ultimately purplish-greenverified
Black HenbanenounMWEpoisonous fetid Old World herb having sticky hairy leaves and yellow-brown flowersverified
Black HickorynounMWEsmooth-barked North American hickory with 7 to 9 leaflets bearing a hard-shelled edible nutverified
Black holingnounMWEA method typically used by ISPs to stop a DDoS attack on one of its customers. This approach to block DDoS attacks makes the site in question completely inaccessible to all traffic, both malicious attack traffic and legitimate user traffic.Control
Black HollandernounMWEOld World willow with light green leaves cultivated for use in basketryverified
Black HorehoundnounMWEill-smelling European herb with rugose leaves and whorls of dark purple flowersverified
Black HuckleberrynounMWElow shrub of the eastern United States bearing shiny black edible fruitverified
Black HumornounMWEthe juxtaposition of morbid and farcical elements (in writing or drama) to give a disturbing effectverified
Black HumournounMWEthe juxtaposition of morbid and farcical elements (in writing or drama) to give a disturbing effectverified
Black KnotnounMWEdisease of plum and cherry trees characterized by black excrescences on the branchesverified
Black LarchnounMWEmedium-sized larch of Canada and northern United States including Alaska having a broad conic crown and rust-brown scaly barkverified
Black LocustnounMWElarge thorny tree of eastern and central United States having pinnately compound leaves and drooping racemes of white flowersverified
Black LovagenounMWEEuropean herb somewhat resembling celery widely naturalized in Britain coastal regions and often cultivated as a potherbverified
Black MagicnounMWEthe belief in magical spells that harness occult forces or evil spirits to produce unnatural effects in the worldverified
Black MambanounMWEa highly venomous southern African mamba dreaded because of its quickness and readiness to biteverified
Black MangrovenounMWEan Australian tree resembling the black mangrove of the West Indies and Floridaverified
Black MarianounMWEa form of whist in which players avoid winning tricks containing hearts or the queen of spadesverified
Black MarketnounMWEan illegal market in which goods or currencies are bought and sold in violation of rationing or controlsverified
Black MarketeernounMWEsomeone who engages illegally in trade in scarce or controlled commoditiesverified
Black MorelnounMWEa morel whose pitted fertile body is attached to the stalk with little free skirt around itverified
Black MossnounMWEdense festoons of greenish-grey hairlike flexuous strands anchored to tree trunks and branches by sparse wiry rootsverified
Black NightshadenounMWEEurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edibleverified
Black OaknounMWEmedium to large deciduous timber tree of the eastern United States and southeastern Canada having dark outer bark and yellow inner bark used for tanningverified
Black OlivenounMWEolives picked ripe and cured in brine then dried or pickled or preserved canned or in oilverified
Black OperationnounMWEa covert operation not attributable to the organization carrying it outverified
Black PinenounMWEtall symmetrical pine of western North America having long blue-green needles in bunches of 3 and elongated cones on spreading somewhat pendulous branchesverified
Black RaspberrynounMWEraspberry native to eastern North America having black thimble-shaped fruitverified
Black RotnounMWEa fungous disease causing darkening and decay of the leaves of fruits and vegetablesverified
Black SagenounMWEan aromatic plant with wooly leaves found in southern California and Mexicoverified
Black SalsifynounMWEperennial south European herb having narrow entire leaves and solitary yellow flower heads and long black edible roots shaped like carrotsverified
Black SaltwortnounMWEa small fleshy herb common along North American seashores and in brackish marshes having pink or white flowersverified
Black Sea BassnounMWEbluish black-striped sea bass of the Atlantic coast of the United Statesverified
Black SnakerootnounMWENorth American bugbane found from Maine and Ontario to Wisconsin and south to Georgiaverified
Black SpleenwortnounMWEspleenwort of Europe and Africa and Asia having pinnate fronds and yielding an astringentverified
Black SpotnounMWEany of several fungous diseases of plants that produce small black spots on the plantverified
Black SprucenounMWEsmall spruce of boggy areas of northeastern North America having spreading branches with dense foliageverified
Black SumacnounMWEcommon nonpoisonous shrub of eastern North America with compound leaves and green paniculate flowers followed by red berriesverified
Black Tree FernnounMWEa showy tree fern of New Zealand and Australia having a crown of pinnated fronds with whitish undersidesverified