hexa- 或 hex-
pref.(前缀)
语源
pref.(前缀)
- Six:
六:
hexagram.
六芒星形 - Containing six atoms, molecules, or groups:
有六个原子、分子或六组的:
hexose.
己糖
语源
- Greek
希腊语 - from hex [six] * see s(w)eks
源自 hex [六] *参见 s(w)eks
hexa- or (before a vowel) hex-
combining form
six
⇒
hexachord
⇒
hexameter
Origin
from Greek, from hex sixhexa-
Word Origin
1
a combining form meaning “six,” used in the formation of compound words:
hexapartite.
Also, especially before a vowel, hex-.
Origin
combining form representing Greek héx six
Related Words
- hexaemeron
- hexamerous
- hexameter
- hexapla
- docosahexaenoic acid
- hexabasic
hexa-a prefix meaning 'six', as in hexagon.
Also, (before vowels), hex-. [Greek, combining form of hex]
hexa-
combining form
or hex-
hexaploid
2. containing six atoms, groups, or equivalents
hexane
combining form
or hex-
ETYMOLOGY Greek, from hex six — more at six
1. sixhexaploid
2. containing six atoms, groups, or equivalents
hexane
hexa-
(元音前亦作 hex-)
combining form
- six; having six六; 有六的。
词源
from Greek hex 'six'.
1878 Kingzett Anim. Chem. 101Stadeler..constructed upon them the theory of bilirubin as a *hexabasic acid.
1880 W. A. Miller's Elem. Chem. iii. i. (ed. 6) 300The *hexabromide C6H6Br6 can readily be obtained.
1870 Rolleston Anim. Life 251The..*hexacanth embryo..has become greatly distended.
1897 Allbutt Syst. Med. II. 1008The embryo of the cestodes is provided with six hooklets (hence the term ‘hexacanth’).
1854 Mayne Expos. Lex. ,Hexacanthus..having six rays..six-rayed: *hexa⁓canthous.
1775 Ash, *Hexacapsular, having six seed vessels.
1866 Odling Anim. Chem. 109*Hexacarbon compounds such as amido-caproic acid or leucine.
1886 Syd. Soc. Lex. ,*Hexacetodextrin, a substance obtained when starch is heated to 160° C. with acetic anhydride.
1885 I. Remsen Introd. Org. Chem. 253As the final products, *hexa-chlor-benzene, C6Cl6, and hexa-brom-benzene C6Br6 are obtained.
1961 Lancet 22 July 176/2 Recently, several thousand cases of human porphyria have been seen in Turkey after the consumption of wheat containing 0·1–0·2% of hexachlorobenzene.
1908 Chem. Abstr. II. 793*Hexachlorcyclohexanes.—On continuing the action of chlorine in the sunlight, a viscous liquid is obtained.
1945 R. E. Slade Gamma Isomer of Hexachlorocyclohexane (‘Gammexane’) 11The hexachlorocyclohexanes possess considerable chemical stability.
1898 Jrnl. Chem. Soc. LXXIV. i. 626When a current of chlorine is passed into a mixture of pentachlorethane and aluminium chloride heated at 100°, *hexachlorethane is obtained.
1936 Discovery Aug. 255/2 A new way of killing mosquitoes..involves the use of hexachloroethane.
1960 Farmer & Stockbreeder 16 Feb. 109 ( Advt. ),In the Nicholas Liver Fluke Drench, hexachloroethane particles are suspended in a free-flowing liquid and this ensures accurate dosing. Result: greater fluke kill than ever before!
1880 E. Cleminshaw Wurtz' Atom. The. 233The *hexachloride of ruthenium is unknown.
1960 Which? Feb. 32/2 One can attempt to prevent the sweat from decomposing by using an antiseptic, such as *hexachlorophane.
1948 Jrnl. Amer. Med. Assoc. 14 Feb. 471/2The Council considered the proposal of a pharmaceutical manufacturer for the use of the term *hexachlorophene as a generic designation for bis(2-hydroxy-3,5,6-trichlorophenyl) methane... The Council voted to recognize hexachlorophene as the generic, or common, designation. [ on Pharmacy and Chemistry]
1953 Jrnl. Parasitol. XXXIX. 79Hexachlorophene..is effective in removing Raillietina cesticillus from chickens.
1866 Odling Anim. Chem. 66*Hexa⁓compounds, including caproic acid, leucine, and grape sugar.
1877 Huxley Anat. Inv. Anim. 165Another tabulate coral, Pocillopora, is a true *Hexacorallan.
1886 R. von Lendenfeld in Proc. Zool. Soc. 590The Recent Families of Sponges... With *hexact spicules and thimble-shaped chambers.
1887 tr. F. E. Schulze in ChallengerRep. ,Zool. XXI. 29Regular Hexacts are all spicules in which the rays lie at right angles to one another, and are of equal length and similar form.
1940 L. H. Hyman Invertebrates I. vi. 327They may show their origin from a hexact by the presence near the middle of knobs or branches of the axial fibre. [ sc. triacts]
1887 Encycl. Brit. XXII. 417Modifications of the triaxon *hexactine type.
1900 E. A. Minchin in E. R. Lankester Treat. Zool. II. iii. 117One or more rays of the *hexactine..may become modified in various ways.
1940 L. H. Hyman Invertebrates I. vi. 327The basic regular hexactine consists of three axes crossing at right angles, forming six rays of approximately equal length.
1887 tr. F. E. Schulze in ChallengerRep. ,Zool. XXI. 37Certain *Hexactinellidan families have typical and regular Uncinata, while in others they are absent.
1877 Athenæum 1 Dec. 703/1 Of *hexactinian corals.
1875 Bennett & Dyer Sachs'Bot. 554 Polycarpæ.Flowers pentacyclic or *hexacyclic.
1880 Proctor Rough Ways 213The descendants of four grandparents of whom one only was *hexadactylic.
1828 Webster, *Hexadactylous, having six toes.
1914 Jrnl. Chem. Soc. CV. ii. 2251Acetate of l-γ-*Hexadecanol, C2H5·CH(O·CO·CH3)·C13H27.
1964 Oceanogr. & MarineBiol. II. 177The higher aliphatic alcohols of the wax esters usually contain hexadecanol (cetyl alcohol) and octadec-9-enol (oleyl alcohol) as main components. [ found in fish lipids]
1901 Jrnl. Chem. Soc. LXXX. i. 252The product was found to yield a *hexadecenoic acid, C16H30O2, melting at 36°, when fused with potassium hydroxide.
1948 A. W. Ralston Fatty Acids ii. 98The fats of fresh water fish contain somewhat less 9-hexadecenoic acid than those of marine origin.
1807 Robinson Archæol. Græca v. xxvi. 548Pentadrachms and *hexadrachms.
1946 Jrnl. Econ. Ent. XXXIX. 812/1*Hexaethyl tetraphosphate merits considerable attention as a commercial control for numerous insects causing serious damage to agricultural and garden crops.
1951 A. W. Johnson et al. in E. H. RoddChem. Carbon Compounds Ia. iv. 342A mixture of phosphates, known commercially as ‘hexaethyl tetraphosphate’, is formed when POCl3 reacts with triethyl orthophosphate or with ethanol.
1965 A. & E. F. Grollman Pharmacol. & Therapeutics (ed. 6) xxxi. 823Hexaethyltetraphosphate..is highly toxic, exerting a potent anticholinesterase action.
1862 S. Kens. Spec. Exhib. vi. 58A vertical central stem rising from a wide *hexafoil⁓shaped base.
1895 Athenæum 13 Apr. 480/3 A small mediæval paten..sunk in hexafoil.
1882–3 Schaff Encycl. Relig. Knowl. III. 2299The *hexaglot edition of the Psalter published at Rostock, 1643.
1867 W. A. Miller Chem. (ed. 4) III. 325*Hexaglyceric bromhydrin.
1908 H. C. Cooper tr. Holleman'sText-bk. Inorg. Chem. (ed. 3) 487Two *hexahydrates of chromic chloride, CrCl3·6H2O, are known.
1951 C. Palache et al. Dana'sSyst. Min. (ed. 7) II. 493obtained in crystals together with the hexahydrate and tetrahydrate by evaporation..of a solution of magnesium sulfate. [ Pentahydrite is]
1880 G. Lunge Sulphuric Acid II. iii. i. 277 (heading)*Hexahydrated salt has been obtained by Mitscherlich from a solution of Na2S in the air.
1951 C. Palache et al. Dana'sSyst. Min. (ed. 7) II. 493The minerals of this group..are isostructural with the monoclinic artificial hexahydrated sulfates and selenates of Mg, Co, Ni, and Zn.
1885 Jrnl. Chem. Soc. XLVIII. ii. 1046 (heading)Reduction in *hexahydric alcohols.
1964 N. G. Clark Mod. Org. Chem. xvi. 315The product, sorbitol, is a hexahydric alcohol (one of the ‘sugar alcohols’), which occurs naturally in many fruits.
1889 Watts' Dict. Chem. ,*Hexa-Icosane..a soft waxy substance found among the products of the distillation of cerotic acid.
1880 Miller's Elem. Chem. III. 751Normal primary *hexaldehyde..obtained by the distillation of a mixture of calcic normal hexylate and calcic formate.
1881 Athenæum 22 Jan. 134/3 Mr Scott's *hexalogy closes with what we may call a satiric chapter on cubic determinants.
1953 R. G. R. Bacon in E. H. Rodd Chem. Carbon Compounds IIa. xi. 403A mixture of polymers..was separated, by means of a molecular still, into fractions ranging from trimers to *hexamers.
1969 Nature 1 Nov. 493/2 The insulin hexamer..is a compact, oblate spheroid, formed by the coordination of three insulin dimers around the two zinc ions.
1940 Jrnl. Chem. Soc. 1169The trimeric, tetrameric, and pentameric portions of the polymeride have been separated from one another by molecular distillation, leaving as residue a highly viscous liquid of mainly *hexameric complexity.
1903 Science 17 July 80/2 In some species the *hexamerism becomes much obscured in later stages, while in others it is more or less distinctly preserved. [ of corals]
1877 T. H. Huxley Man. Anat. Invertebr. Animals iii. 159The finally *hexamerous Anthozoon passes through a tetramerous and an octomerous stage.
1905 I. B. Balfour tr. Goebel's Organogr. Plants II. 538The first flowers of some Caryophylleae are hexamerous.
1940 L. H. Hyman Invertebrates I. vii. 579In typical hexamerous anemones, the number of pairs of septa in the various cycles is then: 6 (primaries), 6, 12, 24, 48, etc.
1891 W. Ramsay Syst. Inorg. Chem. xxiii. 370*Hexametaphosphates.—These are the salts prepared by the usual methods from ordinary metaphosphoric acid.
1892 Jrnl. Chem. Soc. LXII. ii. 1050The uncrystallisable hexametaphosphates, Na6(PO3)6 and Ag6(PO3)6, are obtained from Graham's soluble sodium metaphosphate.., which is a mixture of the foregoing sodium salt with several other hexametaphosphates.
1963 A. J. Hall TextileSci. vi. 292Important sequestering agents..include sodium pyrophosphate Na4P2O7, and especially hexametaphosphate (NaPO3)6.
1949 Jrnl. Pharmacy &Pharmacol. I. 603An antidote exists for decamethonium iodide in *hexamethonium iodide..and..this substance has been suggested for use in hypertension and vascular diseases.
1964 S. Duke-Elder Parsons'Dis. Eye (ed. 14) xxi. 300The operation is most conveniently done under basal anæsthesia, and the systemic administration of sympatholytic drugs such as hexamethonium may be of value in relieving congestion by lowering the general blood pressure.
1887 Abstr. Proc. Chem. Soc. III. 96Hitherto all attempts to synthesise *hexamethylene-derivatives have been unsuccessful.
1909 C. A. Keane Mod. Org. Chem. v. 64The six carbon atom analogue of these alicyclic compounds is hexamethylene, C6H12.
1894 Jrnl. Chem. Soc. LXVI. i. 410*Hexamethylenediamine nitrite.
1896 Ibid. LXX. i. 464Hexamethylenediamine, C6H12(NH2)2, melts at 40° and boils at 192–195°.
1962 J. K. Stille Introd. PolymerChem. vi. 93Nylon 66 is formed from the reaction of adipic acid (a six-carbon dibasic acid) and hexamethylenediamine (a six-carbon diamine).
1888 Jrnl. Chem. Soc. LIV. 1268A well-cooled solution of *hexamethylenetetramine.
1940 Thorpe's Dict. Appl. Chem. (ed. 4) IV. 27/2The inodorous solid product, hexamethylenetetramine, C6H12N4 (hexamine, urotropine), is a serviceable antiseptic in cystic affections, and is administered to typhoid ‘carriers’ to destroy the bacilli of the disease in the urine.
1961 Encycl. Brit. IX. 524/1Nitration of hexamethylenetetramine gives the explosive, RDX.
1914 Brit. Pharmacopœia 171*Hexamine may be obtained by the interaction of ammonia with formic aldehyde.
1956 Ld. Amulree in A. Pryce-Jones NewOutl. Mod. Knowl. 222Others have used hexamine with glucose and vitamin B1 but this treatment, again, does not seem to be generally applicable . [ in cases of senile dementia]
1854 Mayne Expos. Lex. ,Hexanemus ..Having six threads..six-armed: *hexanemous.
1819 Pantologia, *Hexapetaloid corol, in botany, divided so near to the base as to have the appearance of a six-petalled corol, but in reality one-petalled, as in agapanthus.
1845 Lindley Sch. Bot. viii. (1858) 129Flowers hexapetaloid, irregular.
1830 ― Nat. Syst. Bot. 252Some of them have both the calyx and corolla equally formed, and coloured so as to be undistinguishable, unless by the manner in which those parts originate: these constitute the *hexapetaloideous form.
1707 H. Sloane Voy. Jamaica I (Pref. ),I have followed mostly the Method of Mr. Ray in his History of Plants, joining his Genera or Tribes together by the Method of Rivinus, or Number of the Petala or Leaves of the Flowers; As those which are Monopetalous first, those Dipetalous next, then the Tripetalous, Tetrapetalous, Pentapetalous, *Hexapetalous, and such as have no exact Numbers of Coloured Leaves in their Flowers.
1727 Bailey vol. II, Hexa⁓petalous, composed of 6 leaves, as the Filix, Pulsatilla, etc.
1753 Chambers Cycl. Supps.v. Hemerocallis,The flower is hexapetalous.
1900 B. D. Jackson Gloss. Bot. Terms 123/2Hexarch.
1775 Ash, *Hexaphyllous.
1875 Encycl. Brit. II. 411The propylæum..as applied to the Acropolis..consists of a Doric *hexaprostyle portico internally.
1854 Mayne Expos. Lex. ,Hexapterus ( Bot. ), provided with six wings, as the capsule of the Fritillaria imperialis. (Entomol.), applied to the Phalæna hexaptera, because the male seems to have a third pair of small wings..six-winged: *hexapterous.
1914 M. Drummond tr. Haberlandt'sPhysiol. PlantAnat. vii. 352It is customary to discriminate between diarch, tetrarch, pentarch, *hexarch and polyarch bundles.
1965 Bell & Coombe tr. Strasburger'sTextbk. Bot. i. iv. 170Pentarch..and hexarch roots also occur.
1799–1805 S. Turner Anglo-Sax. (1836) I. iii. vii. 206converted the Saxon States in England into an *hexarchy. [ Ethelfrith]
1888 F. H. Hill G. Canning xxiii. 217The Concert of Europe..a despotic hexarchy of States.
1870 Bentley Bot. 216A poly⁓sepalous calyx may consist of two or more parts..*hexa⁓sepalous of six.
1921 A. F. Blakeslee in Amer. Naturalist LV. 259The following terms are suggested to designate sets with numbers of chromosomes from 1 to 12: monosome, disome, trisome, tetrasome, pentasome, *hexasome, heptasome, oktasome, enneasome, dekasome, hendekasome, dodekasome.
1922 Genetics VII. 527 If..the chromosomes of a tetrasomic or *hexasomic set assort at random in an F1 hybrid a 35:1 or 399:1 ratio will be found in the F2.
1930 Jrnl. Genetics XXII. 146Doubly and trebly hexasomic tetraploids are more likely to come from the derivatives of a tetraploid-hexaploid cross.
1955 J. B. & R. D. Hill Genetics & Human Heredity xviii. 363Hexasomic tetraploid Globe: 4x + 21·22 + 21·22.
1863 *Hexastigm . [ see hexagram 2]
1896 Academy 28 Mar. 261/3 To render the Alcaic metre..by two decasyllabic, one *hexasyllabic, and one octosyllabic line.
1969 Nuclear Physics A CXXIX. 445 Recently, *hexadecapole equilibrium deformations have also been indicated empirically from the analysis of inelastic α-scattering data.
1970 . [ see octupolen. ]
1973 Nature 13 Apr. 438/1 Current interest is in the measurement of static quadrupole and transition hexadecapole moments which are tell-tale signs of the nuclear charge distribution.
1978 Ibid. 19 Jan. 212/2The multipolarities of the resonances were found by making calculations of the angular distributions assuming that the states are monopole, isovector dipole, quadrupole and hexadecapole, corresponding to L = 0, 1, 2 and 4 respectively.
hexa-
before vowels, hex-, word-forming element meaning "six," from Greek hexa-, comb. form of hex "six" (see six).
ORIGIN: Greek hex , hexa- six.
hexa-
combining form.
six: Hexagon = a polygon having six sides.
having six atoms of a specified substance: Hexose = a simple sugar having six atoms of carbon.
[< Greek hexa- < héx six]
hexa-
combining form
or hex-
Etymology: Greek, from hex six — more at six
1. : six
< hexatomic >
2. : containing six atoms, groups, or equivalents
< hexoxide >
< hexaacetate >
or hex-
1.
< hexatomic >
2.
< hexoxide >
< hexaacetate >
hexa-hex- (before a vowel)
Prefix
- Forming compound words with the sense of "six".
Etymology
Representing Ancient Greek ἕξ (héx, “six”).
Synonyms
Derived terms
前缀:hexa- 表示“六”
hexagon 六角形(hexa+gon角)
前缀:hexa- 六(在元音前作hex-)
hexagon 六角形
hexangular 有六角的
hexode 六极管
hexameter 六韵脚诗