schedule (v.)youdaoicibaDictYouDict[schedule 词源字典]
"make a schedule of, 1855; include in a schedule, 1862; from schedule (n.). Related: Scheduled; scheduling. [schedule etymology, schedule origin, 英语词源]
ScheherezadeyoudaoicibaDictYouDict
also Scheherazade, female narrator of the "Arabian Nights;" the name used by 1807 in reference to "(young, attractive, female) teller of long tales."
schema (n.)youdaoicibaDictYouDict
plural schemata, 1796, in Kantian philosophy ("a product of the imagination intermediary between an image and a concept"), from Greek skhema (see scheme (n.)). Meaning "diagrammatic representation" is from 1890; general sense of "hypothetical outline" is by 1939.
schematic (adj.)youdaoicibaDictYouDict
"pertaining to schemes," 1701, from Latin stem of scheme (n.) + -ic. Noun meaning "diagram" is first attested 1929. Related: Schematical (1670s).
scheme (n.)youdaoicibaDictYouDict
1550s, "figure of speech," from Medieval Latin schema "shape, figure, form, appearance; figure of speech; posture in dancing," from Greek skhema (genitive skhematos) "figure, appearance, the nature of a thing," related to skhein "to get," and ekhein "to have," from PIE root *segh- "to hold, to hold in one's power, to have" (cognates: Sanskrit sahate "he masters, overcomes," sahah "power, victory;" Avestan hazah "power, victory;" Greek ekhein "to have, hold;" Gothic sigis, Old High German sigu, Old Norse sigr, Old English sige "victory").

The sense "program of action" first is attested 1640s. Unfavorable overtones (selfish, devious) began to creep in early 18c. Meaning "complex unity of coordinated component elements" is from 1736. Color scheme is attested from 1884.
scheme (v.)youdaoicibaDictYouDict
"devise a scheme," 1767 (earlier "reduce to a scheme," 1716), from scheme (n.). Related: Schemed; scheming.
schemer (n.)youdaoicibaDictYouDict
1724, "a contriver, plotter," agent noun from scheme (v.).
SchenectadyyoudaoicibaDictYouDict
place in New York state, from Mohawk (Iroquoian) skah-nehtati "the other side of the pines," containing -hneht- "pine tree."
scherzo (n.)youdaoicibaDictYouDict
1852, from Italian scherzo, literally "sport, joke," from scherzare "to jest or joke," from a Germanic source (compare Middle High German scherzen "to jump merrily, enjoy oneself," German scherz "sport"), from PIE *(s)ker- (2) "leap, jump about." The lively second or third movement in a multi-movement musical work. Scherzando is the Italian gerund of scherzare.
schism (n.)youdaoicibaDictYouDict
late 14c., scisme, "dissention within the church," from Old French scisme, cisme "a cleft, split" (12c.), from Church Latin schisma, from Greek skhisma (genitive skhismatos) "division, cleft," in New Testament applied metaphorically to divisions in the Church (I Cor. xii.25), from stem of skhizein "to split" (see shed (v.)). Spelling restored 16c., but pronunciation unchanged. Often in reference to the Great Schism (1378-1417) in the Western Church.
schismaticyoudaoicibaDictYouDict
late 14c. (n.); mid-15c. (adj.), from Old French scismatique (Modern French schismatique), from Church Latin schismaticus, from Greek skhismatikos, from schisma (see schism). Used also as a noun in Old French and Late Latin. Related: Schismatical; schismatically.
schist (n.)youdaoicibaDictYouDict
type of layered metamorphic rock, 1795 (earlier schistus, c. 1600), from French schiste (16c.), from Latin schistos lapis "stone that splits easily" (Pliny), from Greek skhistos "divided, separated," from skhizein "to split" (see shed (v.)). The rock splits easily in layers. Liddell & Scott say Greek skhistos lithos was "probably talc."
schistosomiasis (n.)youdaoicibaDictYouDict
1906, from schistosome (1905), from Modern Latin Schistosoma, from Greek skhistos "divided, cloven" (see schist) + soma "body" (see somato-).
schizo (n.)youdaoicibaDictYouDict
1945 (n.), slang shortening of schizophrenic. Schiz in same sense is from 1955 as a noun, 1960 as an adjective.
schizo-youdaoicibaDictYouDict
word-forming element meaning "division; split, cleavage," from Latinized form of Greek skhizo-, comb. form of skhizein "to split, cleave, part, separate," from PIE root *skei- "to cut, separate, divide, part, split" (see shed (v.)).
schizoid (adj.)youdaoicibaDictYouDict
"resembling schizophrenia," 1925, from German schizoid (1921), from front part of schizophrenia + Greek -oeides "like," from eidos "form, shape" (see -oid).
schizophrenia (n.)youdaoicibaDictYouDict
1912, from Modern Latin, literally "a splitting of the mind," from German Schizophrenie, coined in 1910 by Swiss psychiatrist Eugen Bleuler (1857-1939), from Greek skhizein "to split" (see schizo-) + phren (genitive phrenos) "diaphragm, heart, mind," of unknown origin.
schizophrenic (adj.)youdaoicibaDictYouDict
1912; see schizophrenia + -ic. Also from 1912 as a noun, "schizophrenic person." Transferred adjectival sense of "contradictory, inconsistent" is by 1955.
schlemazel (n.)youdaoicibaDictYouDict
also schlimazel, "born loser," 1948, from Yiddish shlim mazel "rotten luck," from Middle High German slim "crooked" + Hebrew mazzal "luck." British slang shemozzle "an unhappy plight" (1889) is probably from the same source.
A shlemiel is the fellow who climbs to the top of a ladder with a bucket of paint and then drops it. A shimazl is the fellow on whose head the bucket falls. [Rep. Stephen J. Solarz (D.-N.Y.), 1986]
schlemiel (n.)youdaoicibaDictYouDict
"awkward, clumsy person," 1868, from Yiddish shlemiel "bungler," from main character in A. von Chamisso's German fable "The Wonderful History of Peter Schlemihl" (1813), probably from Biblical name Shelumiel (Num. i:6), chief of the tribe of Simeon, identified with the Simeonite prince Zimri ben Salu, who was killed while committing adultery. Compare schlemazel.