cis-
pref.（前缀）
语源
pref.（前缀）
- On this side:
在这边：
cisatlantic.
在大西洋这边的 - Having a pair of identical atoms or groups on the same side of a plane that passes through two carbon atoms linked by a double bond. Used of a geometric isomer:
顺式：有一对相同的原子或基团的，位于一平面同侧，该平面经由双键连接的两个碳原子。用于几何的异构物：
cis- butene.
顺式 丁烯
语源
- Latin
拉丁语 - from cis [on this side of] * see ko-
源自 cis [在这一面的] *参见 ko-
cis-
prefix
on this or the near side of
⇒
cisalpine
(often in italics) indicating that two groups of atoms in an unsaturated compound lie on the same side of a double bond
⇒
Compare trans- (sense 5)
cis-butadiene
Compare trans- (sense 5)
Origin
from Latincis-
Word Origin
1
a prefix occurring in loanwords from Latin meaning “on the near side of; on this side of” (cisalpine); on this model, used in the formation of compound words (cisatlantic).
2
Chemistry. a specialization of this denoting a geometric isomer having a pair of identical atoms or groups attached on the same side of two atoms linked by a double bond.
Compare trans- (def 2).
3
a prefix meaning “on the same side of,” referring to the alignment of one’s gender identity with one’s biological sex assigned at birth (cisgender; cissexual).
Origin
< Latin; akin to here
Related Words
- cisalpine
- cismontane
- cisaconitic acid
- cisatlantic
- Ciscaucasia
- cislunar
cis-1. a prefix denoting relative nearness: ◆ cisalpine; ◆ cismontane.
2. Chemistry a prefix denoting the nearness of identical atoms or groups attached on the same side of two atoms linked by a double bond. See cis-trans isomerism.
[Latin cis this side of]cis-
prefix
cislunar
cisatlantic
2. usually italic : cis
cis-dichloroethylene
— compare trans- 2b
prefix
ETYMOLOGY Latin, from cis — more at he
1. on this sidecislunar
cisatlantic
2. usually italic : cis
cis-dichloroethylene
— compare trans- 2b
cis-
prefix
1.
- on this side of; on the side nearer to the speaker表示“在这一边”, “在离说话者较近这一边”：
-
cisatlantic
cislunar.
- ■ historical on the side nearer to Rome〈史〉表示“在离罗马较近这一边”：
-
cisalpine.
- ■ (of time) closer to the present表示“（时间）离现在较近的”：
-
cis-Elizabethan.
常与
TRANS- 或ULTRA- 相对。
2.
- Chemistry （一般作cis-）denoting molecules with cis arrangements of substituents【化】表示“（分子取代基）顺式的”：
-
cis-1,2-dichloroethene.
词源
from Latin cis 'on this side of'.
1870–6 J. Orton Andes & Amazons ii. xxxvii. (ed. 3) 488All the great forests of South America are *cisandine.
1785 T. Jefferson Notes Virginia vi. 118,I only mean to suggest a doubt,..whether nature has enlisted herself as a *Cis- or Trans-Atlantic partisan?
1805 ‘C. Caustic’ Democracy Unv. iii. 72Our poetical and rhetorical flourishes from Cis-Atlantic sources.
1823 T. Jefferson Writ. (1830) IV. 381Our second , never to suffer Europe to intermeddle with cis-Atlantic affairs. [ maxim should be]
1884 J. Parker in Chr. World 9 Oct. 764/2Churches cisatlantic and transatlantic.
1932 Scrutiny I. 72 The New Republic exerts itself to perform these offices as no cis-Atlantic periodical.
1909 Daily Chron. 23 June 3/2In any case, it is not *cis-Atlantically true.
1864 Miss Cornwallis in Sat. Rev. XVIII. 463Pray tell me about the trans-bedpost regions; my whole concern at present is the *cis-bedpost—a very narrow domain.
1901 19th Cent. Apr. 711Raised in fixed proportion from the transborder and *cis-border clans.
1888 Encycl. Brit. XXIV. 5/2The *Ciscaspian steppes.
1860 De Quincey Cæsars inWks. X. 168Homes had been obtained by Trans-Danubian barbarians upon the *Cis-Danubian territory of Rome.
1887 Stevenson Underwoods i. xiij. 26*Cis-Elysian river-shores.
1855–60 Maury Phys. Geog. Sea ix. §447The waters of *cis-equatorial seas.
1817 Colebrooke in Trans. Linn. Soc. XII. 352Between the *cis-gangetic and trans-gangetic regions.
1907 New Reformer Dec. 325 The..*Cis-Indus Aryan world.
1870 Gladstone Glean. IV. v. 202The *Cis-leithan populations.
1871 Daily News 21 Sept., Austria must either consent to let go her Cis-leithan provinces.
1867–77 G. Chambers Astron. ii. vi. 214If they are *cis-lunar . [ rays]
1958 Gloss. Aero-Space Terms 7/2Cislunar, of or pertaining to space between the earth and the orbit of the moon, or to a sphere of space centered on the earth with a radius equal to the distance between the earth and the moon.
1959 New Scientist 5 Mar. 499/2 What matters about this week's Pioneer IV Moonshot are the Geiger counters that it has been carrying for the further exploration of the atomic radiation in cis-lunar space.
1713 Bentley Wks. (1836–38) III. 381Though they take the *Cismarine critic to their aid and assistance.
1861 A. Beresford-Hope Eng. Cathedr. 19th C. ii. 34Points..in favour of Cismontane Gothic for Cismarine England.
1886 Pall Mall G. 21 Sept. 6/1 The generally accepted *cis-oceanic ideas.
1797 Burke Regic. PeaceWks. VIII. 311Is it to the *Cispadane or to the Transpadane republicks..that we address all these pledges?
1880 Lib. Univ. Knowl. (N.Y. ) IV. 13belonged to Brazil and had the name of the *Cisplatine province. [ Uruguay]
1860 Mrs. W. P. Byrne Undercurrents Overlooked I. 78The..Metropolitan theatres, *cispontine and transpontine.
1864 Realm 1 June 8 Made his bow before a cispontine audience.
1845 Stocqueler Handbk. Brit. India (1854) 237Bhutseer, which borders the *Cis-Sutledge provinces.
1886 Encycl. Brit. XXI. 79/2The Permians, or Cis-Uralian Finns.
1870 Lowell Among myBks. Ser. i. (1873) 3The modern school, which admits no *cis-Elizabethan authority save Milton.
1662 Fuller Worthies iii. 45,I place him confidently not a trans-, but *Cis-reformation-man.
[ 1888A. Baeyer in Liebig's Annalen der Chemie CCXLV. 137Ich schlage dafür die Bezeichnung ‘cis’ und ‘trans’ vor, welche andeuten sollen, dass der eine Bestandtheil diesseits und der andere jenseits der Ebene des Ringes befindlich ist. ]
1888 Jrnl. Chem. Soc. LIV. 1074When treated with zinc-dust and glacial acetic acid, it yields the cis-hexa-hydro-acid.
1889 Ibid. LVI. 1177The cis-acid and its salts are distinguished from the corresponding cistrans compounds by the greater solubility of the former.
1907 J. B. Cohen Org. Chem. 110It exhibits lateral symmetry, and is known as the plane-symmetric, or, more commonly, as the cis or malenoid form.
1937 Nature 3 July 25/1 One would expect the cis form of ethylene iodide to be its normal condition.
1946 Ann. Reg. 1945 351A new vitamin A has been described..as a cis-trans isomer of the Standard A at the double bond nearest the hydroxyl group.
1957 . [ see cistron]
1964 N. G. Clark Mod. Org. Chem. iii. 40Maleic acid, which has the like groups on the same side of the double bond, is called the ‘cis’ isomer.
Ibid. 41This method of naming the isomers has led to the alternative name ‘cist-rans’ isomerism for geometrical isomerism.
Ibid. v. 84trans-But-2-ene..cis-But-2-ene.
1964 D. Michie in G. H. Haggis et al. Introd. MolecularBiol. x. 265Two kinds of genotype identical in all respects except one: whether the two mutant sites are located in the same or in opposite chromosomes. In the first case the mutant sites are said to be in the trans..arrangement, and in the second case in the cis..arrangement. When a phenotypic difference is observed between the cis heterozygote..and the trans heterozygote,..this is known as the ‘cis-trans’ effect.
cis-
word-forming element meaning "on the near side of, on this side," from Latin preposition cis "on this side" (in reference to place or time), related to citra (adv.) "on this side," from PIE *ki-s, from root *ko- "this" (cognates: Old Church Slavonic si, Lithuanian šis, Hittite ki "this," Old English hider, Gothic hidre "hither;" see he). Opposed to trans- or ultra-. Originally only of place, sometimes 19c. of time; 21c. of life situations (such as cis-gender, by 2011).
cis-
on a side, on a nearer side, nearer in time, since:
on a side, on a nearer side, nearer in time, since:
cisalpine, cisatomic
ORIGIN: Latin , from cis preposition.
☞ cis
cis-
prefix
Etymology: Latin, from cis — more at he
1. : on this side : on the nearer side — often joined to second element with a hyphen
< cisalpine >
< cis-Alleghany >
— compare trans-, ultra-
2. : nearer in time : since
< cisatomic >
3. usually italic : cis
< cis-dichloro-ethylene >
— opposed to trans-; see cis-trans isomerism
1.
< cisalpine >
< cis-Alleghany >
— compare trans-, ultra-
2.
< cisatomic >
3. usually italic
< cis-dichloro-ethylene >
— opposed to trans-; see cis-trans isomerism
cis-
Prefix
- On this side of.
- cis-Neptunian, cisalpine
- chemistry Forming names of chemical compounds in which two atoms or groups are situated on the same side of some plane of symmetry passing through the compound.
- gender Cis; cisgender or cissexual.
- cisman, ciswoman, cismale, cisfemale
- gender Of, related or specific to cis persons.
- cisgender, cissexism, cisnormativity
Etymology
From the Latin preposition cis (“on this side of”).
Usage notes
Antonyms
Derived terms
English words prefixed with cis-
See also
前缀：cis-
【词根含义】：在一边
【词根来源】：来源于拉丁语介词cis(在一边)