amphi-
pref.（前缀）
语源
pref.（前缀）
- Both:
两者，两类：
amphibiotic.
两栖生活的 - On both sides:
两边：
amphistylar.
两侧柱廊式的 - Around:
在…周围：
amphithecium.
细胞外层
语源
- Latin
拉丁语 - from Greek
源自 希腊语 - from amphi [on both sides, around] * see ambhi
源自 amphi [在两边，周围] *参见 ambhi
amphi-
prefix
on both sides; at both ends; of both kinds
⇒
amphipod
⇒
amphitrichous
⇒
amphibious
around
⇒
amphibole
Origin
from Greekamphi-
Word Origin
1
a prefix occurring in loanwords from Greek (amphibious); on this model, used with the meaning “two,” “both,” “on both sides,” in the formation of compound words:
amphiaster.
Origin
< Greek, combining form of amphí on both sides; cognate with Latin amb(i)- ambi-, Albanian mbë; akin to Old English ymb(e)- around
Related Words
- amphibolous
- amphibrach
- amphictyon
- amphigory
- amphioxus
- amphiscians
amphi-a word element meaning 'on both sides', 'on all sides', 'around', 'round about', as in amphicoelous.
[Greek, representing amphi (preposition and adverb)]amphi-
prefix
or amph-
amphibrach
amphidiploid
prefix
or amph-
ETYMOLOGY Latin amphi- around, on both sides, from Greek amphi-, amph-, from amphi — more at ambi-
: on both sides : of both kinds : bothamphibrach
amphidiploid
amphi-
combining form
1.
- both表示“两者（都）”：
-
amphibian.
- ■ of both kinds表示“两类”：
-
amphipod.
- ■ on both sides表示“两边”：
-
amphiprostyle.
2.
- around表示“周围”：
-
amphitheatre.
词源
from Greek.
1842 Dunglison Dict. Med. Sci. (ed. 3),Amphidiarthrosis, a name given by Winslow to the temporo-maxillary articulation, because, according to that anatomist, it partakes both of ginglymus and arthrodia.
1890 Billings Med. Dict. ,Amphidiarthrosis, joint having characteristics of two classes, both hinge and gliding, as articulation of lower jaw.
1909 Cent. Dict. Suppl. ,Amphidromic.
1938 Nature 11 June 1067/1 The effect of uniting the two waves which will have the higher part of their crests on opposite shores is to produce a set of amphidromic points. These are points at which there is no tidal rise and fall of the water level.
1947 Sci. News IV. 92In the northern hemisphere the tidal oscillation will appear to rotate in an anticlockwise direction round such a point, and cotidal lines, joining points which have high water at the same time, will radiate from it. The point is called an amphidromic point.
Ibid. ,The rotation of the tide-producing forces round the sea also operates so as to produce an amphidromic system.
1909 J. W. Jenkinson Experim.Embryol. 267One blastomere has a male and a female nucleus, and therefore 2 n chromosomes (amphikaryotic), while the other has only a female (thelykaryotic).
1893 Parker & Rönnfeldt tr. Weismann's Germ-Plasm 20Amphimixis..consists in the mingling of two individuals or of their germs, and owing to its constant connection with reproduction in multicellular organisms it is usually spoken of as ‘sexual reproduction’... Amongst unicellular organisms..amphimixis is widely spread..in the form of conjugation.
1909 Sorley Interpr. Evolution 23It throws off certain cells which have the power of reproducing organisms like itself—this result being dependent in all the higher organisms upon amphimixis.
1913 Amphimixis . [ see apomixis]
1949 Darlington & Mather Elements Genetics 377Amphimixis, reproduction by the fusion of two gametes in fertilization. As opposed to Apomixis.
1889 Cent. Dict. ,Amphineura.
1906 G. Bourne tr. Pelseneer's Mollusca ii. 40When Chaetoderma and Neomenia were investigated from an anatomical point of view, von Jhering united them..in a division of ‘Worms’, which he called Amphineura.
1922 Chambers's Encycl. I. 238/2Amphineura are primitive gasteropods.
1945 Step & Wells Shell Life 181The orders are only four, but several..have been divided into sub-orders. The first of these orders (Amphineura) consists of the Mail-shells. [ of Gastropoda]
1883 Amphiodont . [ see priodont a.]
1932 J. S. Huxley Probl. Rel. Growth vii. 209A specimen is classified as Amphiodont if a gap is present which is considered larger than the normal gap between two teeth, Prionodont if it is considered not to exceed this size.
1891 H. M. & M. Bernard tr. A. Lang'sCompar. Anat. i. 482This amphipneustic tracheal system is found in many parasitic or half-parasitic Diptera larvæ.
1899 Camb. Nat. Hist. VI. 450Other larvæ have a pair of stigmata placed at the termination of the body, and another pair near the anterior extremity..; these larvæ are said to be ‘amphipneustic’.
1957 Richards & Davies Imms'sTextbk. Ent. (ed. 9) i. 134Amphipneustic.—Only the prothoracic and the posterior abdominal spiracles are open. This type is a common one among larval Diptera.
1875 Encycl. Brit. II. 459A temple with a portico at each end is said to be amphiprostylar.
1871 T. H. Huxley Anat. Vert. 147The other amphirhine fishes.
1936 G. S. Hartley Aqueous Solutions of Paraffin Chain Salts vii. 44It is..because the paraffin-chain ion is *amphipathic that the paraffin-chain salts are good emulsifying, peptising, foaming and cleaning agents.
1972 Sci. Amer. Feb. 31/1The lipids found in membranes are amphipathic.
1989 Nature 5 Jan. 94/2 This N-terminal layer is connected by a long loop to another layer which consists of two pairs of antiparallel amphipathic helices.
1971 New Scientist 14 Jan. 64/1 Liposomes, incorporating positively charged *amphipaths,..are, to all intents and purposes, impermeable to monovalent cations like K+ or Na+ , but permeable to anions.
1980 Jrnl. Biol. Chem. CCLV. 9331 (heading)The effect of cholesterol and other intercalated amphipaths on the contour and stability of the isolated red cell membrane.
1936 G. S. Hartley Aqueous Solutions of Paraffin Chain Salts vii. 44The property is essentially the simultaneous presence of separately satisfiable sympathy and antipathy for water. I propose, therefore, to call this property ‘*amphipathy’—the possession of both feelings.
1979 D. Chapman et al. in R. Perron Physicochimie des Composés Amphiphiles (Colloques Nationals du CNRS) 209/1This property of amphipathy, this duality of properties within the same molecule, has great significance for all biology.
1888 Proc. BostonSoc. Nat. Hist. XXIII. 76The walls were either double or single on different sides of the same *amphiblastula in Halichondria.
1940 Parker & Haswell Text-bk. Zool. (ed. 6) I. iii. 120The embryo leaves the parent sponge in the peculiar stage to which the name of amphiblastula is applied.
1987 Laverack & Dando Lect. NotesInvertebr. Zool. (ed. 3) iii. 25/1The flagellated embryo is liberated from the parent as an amphiblastula.., and generally swims for a time.
1846 Florist's Jrnl. VI. 152*Amphicarpic, bearing fruit of different forms, or which ripens at various seasons.
1964 Amer. Jrnl. Bot. LI. 26A more detailed investigation of the physiology of the seeds and seedlings of a typical amphicarpic plant.
1925 Strong & Elwyn Bailey'sText-bk. Histol. (ed. 7) ix. 170The capsule cells (amphicytes) enveloping the cerebrospinal and sympathetic ganglion cells.
1978 Acta Anatomica CII. 238/2 Surrounding individual ganglionic neurons were well-defined satellite cells (amphicytes) to form the ‘capsule’.
1985 C. R. Leeson et al.Textbk. Histol. (ed. 5) vii. 219/2Each perikaryon has a ‘capsule’ formed by a single layer of small, flattened, low cuboidal cells, the satellite cells or amphicytes.
1931 Chem. Rev. VIII. 193Thus we recognise water as *amphiprotic since it is capable of the acid reaction H2O{lrar}H+ + OH- and the basic reaction H2O + H+{lrar}H3O+ .
1966 J. A. Timm Gen. Chem. (ed. 4) xxvii. 369A solution of sodium hydrogen carbonate contains the amphiprotic hydrogen carbonate ion.
1991 Chem. &Pharm. Bull. XXXIX. 2929/1The solutes having amphiprotic substituents usually exhibited the acceleration effect.
1929 Topley & Wilson Princ. Bacteriol. & Immunity I. ii. 25There may be a single flagellum at each pole, the *amphitrichate condition.
1983 Current Microbiol. VIII. 234The genus Campylobacter..contains bacteria that are Gram-negative, motile, amphitrichate.
1900 Dorland Med. Dict. 38/1*Amphitrichous.
1928 F. W. Tanner Bacteriol. iv. 63The adjectives used to denote the presence or absence of flagella, and their location when present, are..amphitrichous-tufts of flagella on both ends.
1986 M. Kogut tr. Schlegel'sGen. Microbiol. ii. 59Bipolar polytrichous flagellation is called amphitrichous.
amphi-
before a vowel amph-, word-forming element from Greek amphi- "both, of both kinds, on both sides, around," comb. form of amphi "round about, around;" cognate with Latin ambi- (see ambi-).
ORIGIN: Greek .
amphi-
combining form.
around; on both sides: Amphitheater = a theater (with seats) all around.
in two ways; of two kinds: Amphibious = living in two ways (two kinds of environment).
[< Greek amphi- both, around < amphí]
amphi-
prefix
or amph-
Etymology: Latin amphi- around, on both sides, from Greek amphi-, amph-, from amphi — more at ambi-
1. : around
< amphispermous >
2. : on both sides : of both kinds : both
< amphicarpic >
< amphivorous >
3. usually amphi-, chemistry, usually italic : having substituents in positions 2 and 6 in two fused 6-membered rings (as in naphthalene)
or amph-
1.
< amphispermous >
2.
< amphicarpic >
< amphivorous >
3. usually amphi-, chemistry, usually italic
amphi-
Prefix
- both
Etymology
From Ancient Greek ἀμφί (amphí, “on both sides”).
Derived terms
English words prefixed with amphi-
前缀：amphi- 表示"两个, 两种"
amphibian 两栖动物（amphi+bi生命+an→两个生命→两栖动物）
amphicar 水陆两用车（amphi+car车→两用车）
前缀：amphi- 两、双
amphicar 水陆两用车
amphibiology 两栖生物学
amphitheatre 两边都可观看的剧场，圆形剧场
amphibian 水陆两栖的