silkwormAny of various caterpillars of moths that produce silk cocoons, especially Bombyx mori, the source of most commercial silk.
silkySimilar in appearance or texture (especially in softness and smoothness) to silk.
silkyscaleA grass of the genus Anthaenantia, native to the Americas.
sillA breast wall; window breast; horizontal brink which forms the base of a window.
SillaAn ancient kingdom in modern Korea, one of the Three Kingdoms, existing from 57 BCE to 935 CE; at its maximum covering all of modern South Korea and most of modern North Korea.
SillokAn ethnic group of Sudan, living in Blue Nile state.
sillometerA 19th-century device for measuring the speed of a ship without using a log-line.
sillonA work raised in the middle of a wide ditch, to defend it.
sillonatedCharacterized by the presence of furrows, grooves, or ridges; having a surface marked by parallel lines or indentations.
SillothA small town and port in Silloth-on-Solway parish, Cumberland council area, Cumbria, England, previously in Allerdale borough (OS grid ref NY1053).
sillsallatA Swedish salad of pickled herring with beetroot, egg, etc.
SillustaniA pre-Inca cemetery on the shores of Lake Umayo near Puno in Peru.
sillyLaughable or amusing through foolishness or a foolish appearance.
silogA class of Filipino breakfast dishes containing garlic fried rice and fried egg, sunny side up, served with various accompanying savory dishes, usually fried meat dishes such as tapa, longganisa or ham.
siloingThe practice of using silos; the action of the verb to silo.
siloismA tendency toward the siloization of information.
siloizationThe splitting of personnel, data, etc. into isolated units with poor communication.
silolanea heterocyclic organosilicon chemical compound, specifically an analog of cyclopentane, where one carbon atom is replaced by one silicon atom
siloleA five-membered heterocycle having four carbon atoms, one silicon atom and two double bonds; it is analogous to cyclopentadiene
siloleneAny unsaturated unicyclic heterocycle having four carbon atoms, one silicon atom and one double bond
silometerAn electromechanical device for measuring the level of the contents of large containers such as silos.
SilonganA barangay of Butuan, Agusan del Norte, Philippines.
SilopA barangay of Surigao, Surigao del Norte, Philippines.
siloraneAny of a class of resin-based composites with minimized shrinkage during polymerization; a combination of siloxanes (known for hydrophilicity) and oxiranes (known for low shrinkage and stability).
silovarchA form of oligarch whose origin is in the security service (e.g. KGB, FSB) or law enforcement areas of government.
silovikA member of the Russian military, law enforcement, or intelligence services (the KGB or FSB), or a politician with a background in such services.
siloxaneAny of a class of compound having a short repeating unit of silicon and oxygen atoms (either in a chain or a ring), typically with organic side chains
siloxeneA compound of silicon, Si₆H₃(OH)₃, that has a planar structure
siloxyAny univalent radical of the general formula R₃Si-O-
siloxydifluorocyclopropaneA siloxy, difluoro derivative of cyclopropane, typically produced as an intermediate in the synthesis of another compound
silpanchoA Bolivian dish of rice layered with sliced boiled potatoes, pounded meat and chopped tomato, with onion, beet, parsley, and one or two fried eggs.
silphiperfoleneAny of a group of tricyclic sesquiterpenoid hydrocarbons (typically (3S,3aR,5aR,8S,8aS)-3,5a,7,8-tetramethyl-2,3,3a,4,5,8-hexahydro-1H-cyclopenta[h]pentalene)
silphiumA plant, thought to be extinct, used in Ancient Greece and Ancient Rome in cooking and as a contraceptive.
silradaA місце́ва ра́да (mistseva rada) centred in a village (село́) or, historically, a rural-type settlement (се́лище [сільсько́го ти́пу]); a Ukrainian selsoviet.
SilsdenA town and civil parish with a town council in the Metropolitan Borough of Bradford, West Yorkshire, England (OS grid ref SE0446).
silsesquioxaneAny chemical compound with the empirical chemical formula RSiO_(1.5), where R is either hydrogen or an alkyl, alkene, aryl or arylene group.
silureA fish of the genus Silurus, such as the sheatfish.
siluresA powerful and warlike tribe or tribal confederation of ancient Britain, occupying what is now southeast Wales and perhaps some adjoining areas.
SilurianOf a geologic period within the Paleozoic era; comprises the Llandovery, Wenlock, Ludlow and Pridoli epochs from about 439 to 409 million years ago.
silverberryA plant in the genus Elaeagnus, of about 50-70 species of deciduous or evergreen shrubs or small trees with alternate leaves, primarily native to temperate and subtropical regions of Asia.
silverbillA kind of estrildid finch, most in genus Lonchura, some in Euodice.
silverbirdA bird of the species Empidornis semipartitus, native to eastern Africa.
SilverbluA color variety of mink having bluish-gray fur fiber and guard hairs that are sometimes white-tipped, giving a silvery blue tone.
SilverbridgeA small village in County Armagh, Northern Ireland.