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scolex (n.)[scolex 词源字典]: "embryo stage of a tapeworm," 1852, from Modern Latin scolex (plural scoleces), from Greek skolex "worm," related to skolyptesthai "to twist and turn," from PIE *skel- (3) "crooked" (see scoliosis).[scolex etymology, scolex origin, 英语词源]
scoliosis (n.): lateral curvature of the spine, 1706, medical Latin, from Greek skoliosis "crookedness," from skolios "bent, curved," from PIE root *skel- (3) "crooked, curved," with derivatives referring to crooked parts of the body (as in Greek skelos "leg, limb"). Related: Scoliotic.
sconce (n.): late 14c., "candlestick with a screen," a shortening of Old French esconse "lantern, hiding place," from Medieval Latin sconsa, from Latin absconsa, fem. past participle of abscondere "to hide" (see abscond). Meaning "metal bracket-candlestick fastened to a wall" is recorded from mid-15c.
scone (n.): "thin, flat soft cake," 1510s, Scottish, probably shortened from Dutch schoon brood "fine bread," from Middle Dutch schoonbroot, from schoon, scone "bright, beautiful" (see sheen) + broot (see bread (n.)).
scooch (v.): by 1987, informal. Related: Scooched; scooching.
scoop (v.): mid-14c., "to bail out," from scoop (n.) and from Low German scheppen "to draw water," from Proto-Germanic *skuppon (cognates: Old Saxon skeppian, Dutch scheppen, Old High German scaphan, German schöpfen "to scoop, ladle out"), from PIE root *skeubh- (cognates: Old English sceofl "shovel," Old Saxon skufla; see shove (v.)). In the journalistic sense from 1884. Related: Scooped; scooping.
scoop (n.): early 14c., "utensil for bailing out," from Middle Dutch schope "bucket for bailing water," from West Germanic *skopo (cognates: Middle Low German schope "ladle"), from Proto-Germanic *skop-, from PIE *(s)kep- "to cut, to scrape, to hack" (see scabies). Also from Middle Dutch schoepe "a scoop, shovel" (Dutch schop "a spade," related to German Schüppe "a shovel," also "a spade at cards").

Meaning "action of scooping" is from 1742; that of "amount in a scoop" is from 1832. Sense of "a big haul, as if in a scoop net" is from 1893. The journalistic sense of "news published before a rival" is first recorded 1874, American English, from earlier commercial slang verbal sense of "appropriate so as to exclude competitors" (c. 1850).
scooper (n.): 1660s, "one who scoops;" 1837 as a tool for scooping, agent noun from scoop (v.).
scoot (v.): 1758, "run, fly, make off," perhaps originally nautical slang; 1805, "flow or gush out with force" (Scottish), of uncertain origin, possibly from a Scandinavian source such as Old Norse skjota "to shoot," related to shoot (v.). Related: Scooted; scooting. As a noun from 1864.
scooter (n.): 1825, "one who goes quickly," agent noun from scoot (v.). Also in 19c. a type of plow and a syringe. As a child's toy, from 1919 (but the reference indicates earlier use), as short for motor scooter from 1917.
scop (n.): "poet, minstrel," Old English scop, cognate with Old High German scoph "poetry, sport, jest," Old Norse skop "railing, mockery" (see scoff (v.)).
scopa (n.): tuft of hairs on a bee's leg, from Latin scopae (plural) "twigs, shoots; a broom, brush," related to scapus "shaft" (see scape (n.2)).
scope (n.1): "extent," 1530s, "room to act," from Italian scopo "aim, purpose, object, thing aimed at, mark, target," from Latin scopus, from Greek skopos "aim, target, object of attention; watcher, one who watches" from metathesized form of PIE *spek-yo-, from root *spek- "to observe" (cognates: Sanskrit spasati "sees;" Avestan spasyeiti "spies;" Greek skopein "behold, look, consider," skeptesthai "to look at;" Latin specere "to look at;" Old High German spehhon "to spy," German spähen "to spy"). Sense of "distance the mind can reach, extent of view" first recorded c. 1600.
scope (n.2): "instrument for viewing," 1872, abstracted from telescope, microscope, etc., from Greek skopein "to look" (see scope (n.1)). Earlier used as a shortening of horoscope (c. 1600).
scope (v.): "to view," 1807, from the source of scope (n.2). Related: Scoped; scoping.
scopophilia (n.): "voyeurism," 1924 (in a translation of Freud), from Greek -skopia "observation" (see scope (n.1)) + -philia. In early use often scoptophilia through a mistake by Freud's translators. Modern form by 1937. Related: Scopophiliac.
scoptic (adj.): 1660s, "mocking, scoffing," from Greek skoptikos "given to mockery," from skoptein "to mock, jest."
scorbutic (adj.): 1650s, from Modern Latin scorbuticus "pertaining to scurvy," from scorbutus "scurvy," from French scorbut, apparently of Dutch (scheurbuik) or Low German (Scharbock) origin; see scurvy. Scorbute "scurvy" is attested from 1590s, from French.
scorch (v.): "to burn superficially or slightly, but so as to change the color or injure the texture," early 14c., perhaps an alteration of scorrcnenn "make dry, parch" (c. 1200), of obscure origin, perhaps from Old Norse skorpna "to be shriveled," cognate with Old English scrimman "to shrink, dry up." Or perhaps from Old French escorchier "to strip off the skin," from Vulgar Latin excorticare "to flay," from ex- (see ex-) + Latin cortex (genitive corticis) "cork;" but OED finds this not likely. Scorched earth military strategy is 1937, translation of Chinese jiaotu, used against the Japanese in a bid to stem their advance into China.
scorcher (n.): "very hot day," 1874, agent noun from scorch (v.). It also means or has meant "stinging attack" (1842), "pretty girl" (1881), "line drive in baseball" (1900).