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单词 map
释义

map1

/map /
noun
1A diagrammatic representation of an area of land or sea showing physical features, cities, roads, etc. a street map...
  • The discovery of the city wall remains was not a surprise to the City Council as maps had pinpointed Peter Street as a location for the historic ruins.
  • You have to identify a street with a name, using a map or a road sign.
  • There have been no measures initiated nor a road map charted out, to rectify such fiscal imbalances and to restore balance for long term growth.
1.1A two-dimensional representation of the positions of stars or other astronomical objects: she went inside to check a star map...
  • She reached in and pulled out a solar map, with one star highlighted.
  • He looked at the star maps to see if there were any habitable planets or moons in the area.
  • The Southern Fish is usually depicted on star maps at the feet of Aquarius, where it swallows up the water poured from his urn.
1.2A diagram or collection of data showing the spatial arrangement or distribution of something over an area: an electron density map...
  • The blue-colored image above shows some low-resolution electron density maps of the holoenzyme.
  • The DLSM spatial maps of the fluctuation decay rates of the imaged cells confirm this finding.
  • The radiolabelled object is then exposed to a photographic emulsion to obtain a map of radionuclide distribution.
1.3 Biology A representation of the sequence of genes on a chromosome or of bases in a DNA or RNA molecule: a physical and genetic map of the entire human genome...
  • Generation of entire chromosomal maps has been a central problem in genetics right from its early years.
  • The od gene on the Z chromosome of the classical map of the silkworm is located on group 3.
  • Lines below the chromosomal map indicate the deleted region with the arrow pointing in the direction of the deletion.
1.4 Mathematics another term for mapping.This work gave an algebraic classification of maps from polyhedra to spheres....
  • It is generally regarded as a study of the iteration of maps, of time evolution of differential equations, and of group actions on manifolds.
  • Two algebraic varieties are said to be equivalent if there is a one-to-one correspondence between them with both the map and its inverse regular.
2 informal, dated A person’s face: you ought to know my map by now...
  • After an initial fit of entitlement, Ralph went and looked at his sister, his face a sorrowful map of genuine concern.
  • He placed a claw against her lips, his face a map of exhaustion, but with a gentle smile.
verb (maps, mapping, mapped) [with object]
1Represent (an area) on a map; make a map of: inaccessible parts will be mapped from the air...
  • Has he seen the extent of the flood plain in a one in a 100-year flood in this area, as mapped by the Environment Agency?
  • This system maps an area, showing where objects, that might be mines, are.
  • The act gives ramblers the right to walk freely across mapped areas of open country, including mountains, moors and registered common land.

Synonyms

chart, plot, delineate, draw, depict, portray, survey
1.1Record in detail the spatial distribution of (something): the project to map the human genome...
  • To achieve this goal we map the spatial distribution of volcanic seismic facies units.
  • One of the promises of the human genome project which identified and mapped the genes on our chromosomes was that it could help to target medications better.
  • Or, mapping the human genome could be judged as the greatest advance in the history of our species since we stood up on two legs.
1.2chiefly Mathematics Associate each element of (a set) with an element of another set: the direct sum of two rings A and B may be mapped homomorphically on the summand...
  • These latent variables are essential for linkage mapping and association mapping.
1.3 [no object] (map on to) chiefly Mathematics Be associated with or linked to: if more than one suffix can be mapped on to the end of a word then the longest is chosen for removal...
  • For instance, if lattice dimensions are N x, N y, N z and N t and the dimensions of the machine are n x, n y, n z and n t, then the number of lattice points mapped on to a node will be N x/n x * N y/n y * N z/n z * N t/n t.
  • Although Riemann had given a proof of the theorem that any simply connected region of the plane can be mapped conformally onto a disc, his proof involved using the Dirichlet problem.
  • Cantor showed in 1878 that the unit interval I can be mapped bijectively onto the unit square I 2.

Phrases

off the map

put someone/thing on the map

wipe something off the map

Phrasal verbs

map something out

Derivatives

mapless

adjective ...
  • This appears to be the mapless voyage of the Conservative Party, now wondering if they should boldly go to that land into which they said they would never stray - namely Europe and the euro.
  • Having started early so we wouldn't be too late, our mapless path only partly resembled chaos as depicted by a two-year-old left alone for an hour in a large white room with a big black crayon.
  • And for foreign visitors, who have only had access to the country for the last ten years, it might as well be a mapless frontier.

mappable

adjective ...
  • The conservative project, to the degree that it still exists in a meaningful sense, exists in massive tension with neo-liberalism, and much of the contradictions of our world are mappable along this point of fracture.
  • Is it hopelessly romantic to trust that human life, for all its knowable genetic specificities, lies in those larger territories, beyond commerce, for which there are no mappable equivalents?
  • Work in the Appalachians has demonstrated the degree to which the implicit assumption, that shortening is accomplished by displacement on mappable fault planes, can lead to severe underestimates of the amount of shortening.

mapper

noun ...
  • Last year farmers blocked access to the vegetation mappers.
  • Matthews, a previous Pulitzer nominee for Where The Buffalo Roam, is a meticulous mapper of Manhattan's diverse animal population.
  • Soon, political mappers will know more about you than the Department of Homeland Security.

Origin

Early 16th century: from medieval Latin mappa mundi, literally 'sheet of the world', from Latin mappa 'sheet, napkin' + mundi 'of the world' (genitive of mundus).

Rhymes

MAP2

abbreviation
Modified American plan (see American plan).
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更新时间:2024/9/21 1:28:34