Glossary · Nouns · S
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TermTypeDefinitionClassificationsUpdated
Spiny AnteaternounMWEa burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termitesverified
Spiny LobsternounMWElarge edible marine crustacean having a spiny carapace but lacking the large pincers of true lobstersverified
Spiny TalinumnounMWElow cushion-forming plant with rose to crimson-magenta flowers and leaf midribs that persist as spines when the leaves dieverified
Spiny-Finned FishnounMWEa teleost fish with fins that are supported by sharp inflexible raysverified
Spiny-Headed WormnounMWEany of various worms living parasitically in intestines of vertebrates having a retractile proboscis covered with many hooked spinesverified
Spiral developmentnounMWEAn iterative project management model that focuses on the identification of project and product risks and the selection of project management techniques that best control the identified risks.Process
Spiral Ratchet ScrewdrivernounMWEa screwdriver with a ratchet (so the blade turns in only one direction) and a spiral in the handle (so the blade rotates) with downward pressure on the handleverified
Spirenouna tall tower that forms the superstructure of a building (usually a church or temple) and that tapers to a point at the topverified
Spirit GumnounMWEan adhesive solution made of gum and ether and used to attach false hair to skinverified
Spirit LevelnounMWEindicator that establishes the horizontal when a bubble is centered in a tube of liquidverified
Spirit RappernounMWEsomeone who claims to receive messages from the dead in the form of raps on a tableverified
Spirit WorldnounMWEany imaginary place where spiritual beings (demons or fairies or angels or the like) abideverified
Spiritual BeingnounMWEan incorporeal being believed to have powers to affect the course of human eventsverified
Spiritual BouquetnounMWE(Roman Catholic Church) a card indicating that the sender will perform certain devotional acts on behalf of anotherverified
Spiritualismnounthe belief that the spirits of dead people can communicate with people who are still alive (especially via a medium)verified
Spirographnouna measuring instrument for recording the depth and rapidity of breathing movementsverified
Spirogyranounfreshwater algae consisting of minute filaments containing spiral chlorophyll bandsverified
Spironolactonenouna synthetic corticosteroid (trade name Aldactone) used to treat hypertensionverified
Spirulanouna small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many-chambered shell coiled in a flat spiralverified
Spitballnounan illegal pitch in which a foreign substance, such as spit or Vaseline, is applied to the ball by the pitcher before throwingverified
Spitternounan illegal pitch in which a foreign substance (spit or Vaseline) is applied to the ball by the pitcher before he throws itverified
Spitting SnakenounMWEhighly venomous snake of southern Africa able to spit venom up to seven feetverified
Spittlenouna clear liquid secreted into the mouth by the salivary glands and mucous glands of the mouthverified
Spittle InsectnounMWEsmall leaping herbivorous insect that lives in a mass of protective froth which it and its larvae secreteverified
Spittlebugnounsmall leaping herbivorous insect that lives in a mass of protective froth which it and its larvae secreteverified
Spitznounany of various stocky heavy-coated breeds of dogs native to northern regions having pointed muzzles and erect ears with a curled furry tailverified
Splanchnic NervenounMWEany of several nerves of the sympathetic part of the autonomic nervous system that innervate viscera and blood vesselsverified
Splash GuardnounMWEa curved piece above the wheel of a bicycle or motorcycle to protect the rider from water or mud thrown up by the wheelsverified
Splashboardnounprotective covering consisting of a broad plank along a gunwale to keep water from splashing over the sideverified
Splashernouna protective covering over or beside a wheel to protect the upper part of a vehicle from splashes of mudverified
Spleennouna large dark-red oval organ on the left side of the body between the stomach and the diaphragmverified
Splenic ArterynounMWEan artery that originates from the celiac trunk and supplies blood to the spleenverified
Spleniusnouneither of two flat muscles that extend from the upper vertebrae to the base of the skull and serve to rotate or flex or extend the head and neckverified
Splenius MusclenounMWEeither of two flat muscles that extend from the upper vertebrae to the base of the skull and serve to rotate or flex or extend the head and neckverified
Splicingnouna junction where two things (as paper or film or magnetic tape) have been joined togetherverified
Splinenouna flexible strip about 4 feet long made of wood or rubber used in drawing large curved linesverified
Splint BonenounMWEa rudimentary metacarpal or metatarsal bone on either side of the cannon bone in the leg of a horse or related animalverified