英语词源字典 - 在线词源网站

suppositious [suppositious 词源字典]: "Based on assumption rather than fact", Early 17th century (in the sense 'supposititious'): partly a contraction of supposititious, reinforced by supposition.[suppositious etymology, suppositious origin, 英语词源]
suboptimization: "The optimizing of an individual part or department within an organization, rather than the organization as a whole; an instance of this", 1950s; earliest use found in The American Economic Review. From sub- + optimization.
superaqueous: "Situated on or above the surface of water", Mid 18th cent..
sainfoin: "A pink-flowered plant of the pea family, which is native to Asia and grown widely for fodder", Mid 17th century: from obsolete French saintfoin, from modern Latin sanum foenum 'wholesome hay' (with reference to its medicinal properties).
Sama Veda: "One of the four Vedas, a collection of melodies and liturgical chants. Its material is drawn largely from the Rig Veda", From Sanskrit sāmaveda, from sāman 'chant' and veda '(sacred) knowledge'.
Shinkansen: "(In Japan) a railway system carrying high-speed passenger trains", Japanese, from shin 'new' + kansen 'main line'.
suppurant: "= suppurative", Mid 17th cent.; earliest use found in Robert Lovell (?1630–1690), naturalist. From classical Latin suppūrant-, suppūrāns, present participle of suppūrāre suppurate.
subterraneal: "Underground; = subterranean", Late 16th cent.; earliest use found in Robert Dallington (b. 1561), author and courtier. From classical Latin subterrāneus + -al.
septicaemia: "Blood poisoning, especially that caused by bacteria or their toxins", Mid 19th century: modern Latin, from Greek sēptikos + haima 'blood'.
staddle: "A platform or framework supporting a stack or rick", Old English stathol 'base, support', of Germanic origin; related to the verb stand.
siphuncle: "(In shelled cephalopods such as nautiloids and ammonoids) a calcareous tube containing living tissue running through all the shell chambers, serving to pump fluid out of vacant chambers in order to adjust buoyancy", Mid 18th century: from Latin siphunculus 'small tube'.
somnific: "Tending to induce sleep; soporific", Early 18th century: from Latin somnificus, from somnus 'sleep'.
sexagenary: " Mathematics . Involving or based on the number 60; = sexagesimal. Now chiefly in sexagenary cycle", Late 16th cent.; earliest use found in Thomas Blundeville (fl. 1561), author and translator. From classical Latin sexāgēnārius that contains, or is identified in some way by, the number sixty, sixty years old, in post-classical Latin also sixtyfold (3rd cent.) from sexāgēnī sixty each (from sexāgintā sixty (from sex six + -ā- (after quadrāgintā forty) + -gintā, suffix forming cardinal numerals from thirty to ninety, related to decem ten: see decem-) + -ēnī, suffix forming distributive adjectives, after e.g. sēnī six apiece, six at a time, six) + -ārius.
senesce: "(Of a living organism) deteriorate with age", Mid 17th century: from Latin senescere, from senex 'old'.
sequestrate: "Take legal possession of (assets) until a debt has been paid or other claims have been met", Late Middle English (in the sense 'separate from general access'): from late Latin sequestrat- 'given up for safekeeping', from the verb sequestrare (see sequester).
spokeswoman: "A woman who makes statements on behalf of a group or individual", Mid 17th century: from spoke² + woman, after spokesman.
sericin: "A gelatinous material consisting of a mixture of proteins that binds the central filaments of raw silk", Mid 19th cent. From classical Latin sēricum silk + -in. On the motivation for use in sense 1 see quot. 1841.
steatite: "The mineral talc occurring in consolidated form, especially as soapstone", Mid 18th century: via Latin from Greek steatītēs, from stear, steat- 'tallow'.
stupefacient: "(Chiefly of a drug) causing semi-consciousness", Mid 17th century: from Latin stupefacient- 'stupefying', from the verb stupefacere.
scoria: "Basaltic lava ejected as fragments from a volcano, typically with a frothy texture", Late Middle English (denoting slag from molten metal): via Latin from Greek skōria 'refuse', from skōr 'dung'. The geological term dates from the late 18th century.