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Glossary · Nouns · F

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TermTypeDefinitionClassificationsUpdated
False AzaleanounMWEstraggling shrub of northwestern North America having foliage with a bluish tinge and umbels of small bell-shaped flowersverifiedMay 18, 2026
False Baby's BreathnounMWEEurasian herb with ample panicles of small white flowersverifiedMay 18, 2026
False BeachdropsnounMWEfleshy tawny or reddish saprophytic herb resembling the Indian pipe and growing in woodland humus of eastern North AmericaverifiedMay 18, 2026
False BeliefnounMWEa misconception resulting from incorrect reasoningverifiedMay 18, 2026
False BittersweetnounMWEtwining shrub of North America having yellow capsules enclosing scarlet seedsverifiedMay 18, 2026
False BottomnounMWEa horizontal structure that partitions a ship or box (especially one built close to the actual bottom)verifiedMay 18, 2026
False BrackennounMWEresembles Pteridium aquilinumverifiedMay 18, 2026
False BuckthornnounMWEdeciduous tree of southeastern United States and MexicoverifiedMay 18, 2026
False BugbanenounMWEtall perennial of the eastern United States having large basal leaves and white summer flowersverifiedMay 18, 2026
False CalyxnounMWEa group of bracts simulating a calyx as in a carnation or hibiscusverifiedMay 18, 2026
False ChamomilenounMWEany of various autumn-flowering perennials having white or pink to purple flowers that resemble astersverifiedMay 18, 2026
False DeathcapnounMWEagaric often confused with the death cupverifiedMay 18, 2026
False DogwoodnounMWEevergreen of tropical America having pulpy fruit containing saponin which was used as soap by Native AmericansverifiedMay 18, 2026
False DragonheadnounMWENorth American plant having a spike of two-lipped pink or white flowersverifiedMay 18, 2026
False FacenounMWEa mask worn as part of a masquerade costumeverifiedMay 18, 2026
False FlaxnounMWEannual and biennial herbs of Mediterranean to central AsiaverifiedMay 18, 2026
False FoxglovenounMWEsparsely branched North American perennial with terminal racemes of bright yellow flowers resembling those of the foxgloveverifiedMay 18, 2026
False FruitnounMWEa fleshy fruit (apple or pear or related fruits) having seed chambers and an outer fleshy partverifiedMay 18, 2026
False GarlicnounMWEpungent Old World wild onionverifiedMay 18, 2026
False GavialnounMWEcrocodile of southeast Asia similar to but smaller than the gavialverifiedMay 18, 2026
False GlottisnounMWEthe opening between the false vocal foldsverifiedMay 18, 2026
False GoatsbeardnounMWENorth American astilbe with panicles of creamy white flowersverifiedMay 18, 2026
False GromwellnounMWEany of several North American perennial herbs with hairy foliage and small yellowish or greenish flowersverifiedMay 18, 2026
False HairnounMWEa covering or bunch of human or artificial hair used for disguise or adornmentverifiedMay 18, 2026
False HeathernounMWENorth American decumbent evergreen heathlike plant with yellow flowersverifiedMay 18, 2026
False HelleborenounMWEperennial herbs of the lily family having thick toxic rhizomesverifiedMay 18, 2026
False ImprisonmentnounMWE(law) confinement without legal authorityverifiedMay 18, 2026
False IndigonounMWEdense shrub of moist riverbanks and flood plains of the eastern United States having attractive fragrant foliage and dense racemes of dark purple flowersverifiedMay 18, 2026
False LabornounMWEpainless contractions of the muscles of the uterus that continue throughout pregnancy with increasing frequencyverifiedMay 18, 2026
False Lily of the ValleynounMWEsmall two-leaved herb of the northern United States and parts of Canada having racemes of small fragrant white flowersverifiedMay 18, 2026
False LupinenounMWEwestern United States bushy herb having yellow pea-like flowersverifiedMay 18, 2026
False MallownounMWEgenus of coarse herbs and subshrubs of arid North and South America having pink or scarlet flowers and globose fruitsverifiedMay 18, 2026
False MildewnounMWEany of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melonsverifiedMay 18, 2026
False MistletoenounMWEAmerican plants closely resembling Old World mistletoeverifiedMay 18, 2026
False MiterwortnounMWEplant with tiny white flowers hanging in loose clusters on leafy stemsverifiedMay 18, 2026
False MitrewortnounMWEplant with tiny white flowers hanging in loose clusters on leafy stemsverifiedMay 18, 2026
False MorelnounMWEa fungus of the family HelvellaceaeverifiedMay 18, 2026
False NamenounMWEa name that has been assumed temporarilyverifiedMay 18, 2026
False NegativenounMWE1. An instance in which a security tool intended to detect a particular threat fails to do so. 2. Incorrectly classifying malicious activity as benign.MetricMay 18, 2026
False NettlenounMWEany of several flowering weeds of the genus Boehmeria lacking stinging hairsverifiedMay 18, 2026
False OatnounMWEcoarse perennial Eurasian grass resembling oatverifiedMay 18, 2026
False PimpernelnounMWEweedy plant having short dry chafflike leavesverifiedMay 18, 2026
False PositivenounMWEAn alert that incorrectly indicates that malicious activity is occurring.EventMay 9, 2026
False PregnancynounMWEphysiological state in which a woman exhibits symptoms of pregnancy but is not pregnantverifiedMay 18, 2026
False PretencenounMWE(law) an offense involving intent to defraud and false representation and obtaining property as a result of that misrepresentationverifiedMay 18, 2026
False PretensenounMWE(law) an offense involving intent to defraud and false representation and obtaining property as a result of that misrepresentationverifiedMay 18, 2026
False RagweednounMWEtall annual marsh elder common in moist rich soil in central North America that can cause contact dermatitisverifiedMay 18, 2026
False RejectionnounMWEIn biometrics, the instance of a security system failing to verify or identify an authorized person. It does not necessarily indicate a flaw in the biometric system; for example, in a fingerprint-based system, an incorrectly aligned finger on the scanner or dirt on the scanner can result in the scanner misreading the fingerprint, causing a false rejection of the authorized user.EventRegulatedMay 12, 2026
False Rejection RatenounMWEThe measure of the likelihood that the biometric security system will incorrectly reject an access attempt by an authorized user. A system’s false rejection rate typically is stated as the ratio of the number of false rejections divided by the number of identification attempts.MetricMay 9, 2026
False RejectsnounMWEFalse Rejects are when an authentication system fails to recognize a valid user.EventMay 9, 2026
False ReturnnounMWEan incorrect income tax returnverifiedMay 18, 2026
False RuenounMWEslender erect perennial of eastern North America having tuberous roots and pink-tinged white flowersverifiedMay 18, 2026
False Rue AnemonenounMWEslender erect perennial of eastern North America having tuberous roots and pink-tinged white flowersverifiedMay 18, 2026
False Saber-Toothed TigernounMWENorth American cat of the Miocene and PlioceneverifiedMay 18, 2026
False SaffronnounMWEthistlelike Eurasian plant widely grown for its red or orange flower heads and seeds that yield a valuable oilverifiedMay 18, 2026
False SagonounMWEsoutheastern Indian cycad with palmlike foliageverifiedMay 18, 2026
False SarsaparillanounMWEcommon perennial herb having aromatic roots used as a substitute for sarsaparillaverifiedMay 18, 2026
False ScorpionnounMWEsmall nonvenomous arachnid resembling a tailless scorpionverifiedMay 18, 2026
False SmutnounMWEdisease of riceverifiedMay 18, 2026
False TamarisknounMWEEurasian shrub resembling the tamariskverifiedMay 18, 2026
False TeethnounMWEa removable dentureverifiedMay 18, 2026
False TopaznounMWEa yellow quartzverifiedMay 18, 2026
False TrufflenounMWEany of various fungi of the genus Scleroderma having hard-skinned subterranean fruiting bodies resembling trufflesverifiedMay 18, 2026
False VampirenounMWEany New or Old World carnivorous bat erroneously thought to suck blood but in fact feeding on insectsverifiedMay 18, 2026
False Vampire BatnounMWEany New or Old World carnivorous bat erroneously thought to suck blood but in fact feeding on insectsverifiedMay 18, 2026
False VerdictnounMWEa manifestly unjust verdictverifiedMay 18, 2026
False Vocal CordnounMWEeither of the upper two vocal cords that are not involved in vocalizationverifiedMay 18, 2026
False Vocal FoldnounMWEeither of the upper two vocal cords that are not involved in vocalizationverifiedMay 18, 2026
False WintergreennounMWEevergreen of eastern North America with leathery leaves and numerous white flowersverifiedMay 18, 2026
False WitnessnounMWEa person who deliberately gives false testimonyverifiedMay 18, 2026
Falsehoodnounthe act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeitingverifiedMay 18, 2026
Falsenessnoununfaithfulness by virtue of being unreliable or treacherousverifiedMay 18, 2026
Falsienounpadding that is worn inside a brassiereverifiedMay 18, 2026
Falsificationnounthe act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeitingverifiedMay 18, 2026
Falsifiernounsomeone who falsifiesverifiedMay 18, 2026
Falsifyingnounthe act of determining that something is falseverifiedMay 18, 2026
Falsitynounthe state of being false or untrueverifiedMay 18, 2026
Falun GongnounMWEa spiritual movement that began in China in the latter half of the 20th century and is based on Buddhist and Taoist teachings and practicesverifiedMay 18, 2026
Famenounthe state or quality of being widely honored and acclaimedverifiedMay 18, 2026
Familial HypercholesterolemianounMWEcongenital disorder characterized by high levels of cholesterol and early development of atherosclerosisverifiedMay 18, 2026
Familiar SpiritnounMWEa spirit (usually in animal form) that acts as an assistant to a witch or wizardverifiedMay 18, 2026
Familiarisationnounthe experience of becoming familiar with somethingverifiedMay 18, 2026
Familiaritynounpersonal knowledge or information about someone or somethingverifiedMay 18, 2026
Familiarizationnounthe experience of becoming familiar with somethingverifiedMay 18, 2026
Familynouna loose affiliation of gangsters in charge of organized criminal activitiesverifiedMay 18, 2026
Family BusinessnounMWEa corporation that is entirely owned by the members of a single familyverifiedMay 18, 2026
Family CirclenounMWErearmost or uppermost area in the balcony containing the least expensive seatsverifiedMay 18, 2026
Family CourtnounMWEa court in some states in the United States that has jurisdiction over family disputes (especially those involving children)verifiedMay 18, 2026
Family DoctornounMWEa general practitioner who treats all the family membersverifiedMay 18, 2026
Family HistorynounMWEpart of a patient's medical history in which questions are asked in an attempt to find out whether the patient has hereditary tendencies toward particular diseasesverifiedMay 18, 2026
Family JewelsnounMWEexternal male sex organsverifiedMay 18, 2026
Family LinenounMWEpeople descended from a common ancestorverifiedMay 18, 2026
Family MannounMWEa man whose family is of major importance in his lifeverifiedMay 18, 2026
Family MedicinenounMWEmedical practice that provides health care regardless of age or sex while placing emphasis on the family unitverifiedMay 18, 2026
Family NamenounMWEthe name used to identify the members of a family (as distinguished from each member's given name)verifiedMay 18, 2026
Family PlanningnounMWElimiting the number of children bornverifiedMay 18, 2026
Family PracticenounMWEmedical practice that provides health care regardless of age or sex while placing emphasis on the family unitverifiedMay 18, 2026
Family RelationshipnounMWEIn anthropology, relatedness or connection by blood or marriage or adoption.verifiedMay 18, 2026
Family RoomnounMWEa recreation room in a private houseverifiedMay 18, 2026
Family TherapynounMWEany of several therapeutic approaches in which a family is treated as a wholeverifiedMay 18, 2026