Glossary · Nouns · S
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TermTypeDefinitionClassificationsUpdated
Silkwormnounthe commercially bred hairless white caterpillar of the domestic silkworm moth which spins a cocoon that can be processed to yield silk fiberverified
Silkworm MothnounMWEmoderate-sized Asiatic moth whose larvae feed on mulberry leaves and produce silkverified
Silky AnteaternounMWEsquirrel-sized South American toothless anteater with long silky golden furverified
Silky OaknounMWEmedium to tall fast-growing tree with orange flowers and feathery bipinnate leaves silky-hairy beneathverified
Silky Pocket MousenounMWEsmall pale yellowish soft-furred rodent of southwestern United States and Mexicoverified
Silky WillownounMWENorth American willow with greyish silky pubescent leaves that usually blacken in dryingverified
Sillnounstructural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structureverified
Silly SeasonnounMWEa time usually late summer characterized by exaggerated news stories about frivolous matters for want of real newsverified
Silonounmilitary installation consisting of an underground structure where ballistic missiles can be stored and firedverified
SiluridnounOld World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal finverified
Silurid FishnounMWEOld World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal finverified
Siluriform FishnounMWEany of numerous mostly freshwater bottom-living fishes of Eurasia and North America with barbels like whiskers around the mouthverified
Silver AgenounMWE(classical mythology) the second age of the world, characterized by opulence and irreligionverified
Silver BellnounMWEany of various deciduous trees of the genus Halesia having white bell-shaped flowersverified
Silver BirchnounMWEEuropean birch with silvery white peeling bark and markedly drooping branchesverified
Silver CertificatenounMWEformerly a bank note issued by the United States Treasury and redeemable in silververified
Silver DollarnounMWEsoutheastern European plant cultivated for its fragrant purplish flowers and round flat papery silver-white seedpods that are used for indoor decorationverified
Silver IodidenounMWEan iodide that is used in photography, in seeding clouds to make rain, and in medicineverified
Silver LimenounMWElarge tree native to eastern Europe and Asia Minor having leaves with white tomentum on the under sideverified
Silver LindennounMWElarge tree native to eastern Europe and Asia Minor having leaves with white tomentum on the under sideverified
Silver MedalnounMWEa trophy made of silver (or having the appearance of silver) that is usually awarded for winning second place in a competitionverified
Silver OaknounMWEsmall slender tree with usually entire grey-green pendulous leaves and white or cream-colored flowersverified
Silver Quandong TreenounMWEAustralian tree having hard white timber and glossy green leaves with white flowers followed by one-seeded glossy blue fruitverified
Silver SagenounMWElow much-branched perennial of western United States having silvery leavesverified
Silver SagebrushnounMWElow much-branched perennial of western United States having silvery leavesverified
Silver SalmonnounMWEfatty pinkish flesh of small salmon caught in the Pacific and Great Lakesverified
Silver StandardnounMWEa monetary standard under which the basic unit of currency is defined by a stated quantity of silververified
Silver ThatchnounMWEsmall palm of southern Florida and West Indies closely resembling the silvertop palmettoverified
Silver Tree FernnounMWEa showy tree fern of New Zealand and Australia having a crown of pinnated fronds with whitish undersidesverified
Silver WattlenounMWEevergreen Australasian tree having white or silvery bark and young leaves and yellow flowersverified
Silver WhitingnounMWEa dull silvery whiting of southern Atlantic and Gulf Coasts of the United Statesverified
Silver WillownounMWENorth American willow with greyish silky pubescent leaves that usually blacken in dryingverified
Silver-Lacenounshrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike downverified
Silver-Leaved NettlenounMWEweedy nightshade with silvery foliage and violet or blue or white flowersverified
Silver-Leaved NightshadenounMWEweedy nightshade with silvery foliage and violet or blue or white flowersverified
Silverberrynoundeciduous shrubby tree of Europe and western Asia having grey leaves and small yellow fruits covered in silvery scalesverified
Silverfishnounsilver-grey wingless insect found in houses feeding on book bindings and starched clothingverified
Silverleaf NightshadenounMWEweedy nightshade with silvery foliage and violet or blue or white flowersverified
Silverpointnouna drawing made on specially prepared paper with an instrument having a silver tip (15th and 16th centuries)verified
Silverswordnounlow-growing plant found only in volcanic craters on Hawaii having rosettes of narrow pointed silver-green leaves and clusters of profuse red-purple flowers on a tall stemverified
Silvervinenounornamental vine of eastern Asia having yellow edible fruit and leaves with silver-white markingsverified
Silverweednounany of various twining shrubs of the genus Argyreia having silvery leaves and showy purple flowersverified
Silvery SpleenwortnounMWEfern with elongate silvery outgrowths enclosing the developing sporesverified