| atlas | | |
| n. (person) | 1. atlas | (Greek mythology) a Titan who was forced by Zeus to bear the sky on his shoulders. |
| ~ greek mythology | the mythology of the ancient Greeks. |
| ~ titan | (Greek mythology) any of the primordial giant gods who ruled the Earth until overthrown by Zeus; the Titans were offspring of Uranus (Heaven) and Gaea (Earth). |
| n. (communication) | 2. atlas, book of maps, map collection | a collection of maps in book form. |
| ~ book of facts, reference book, reference work, reference | a book to which you can refer for authoritative facts.; "he contributed articles to the basic reference work on that topic" |
| ~ gazetteer | a geographical dictionary (as at the back of an atlas). |
| ~ dialect atlas, linguistic atlas | an atlas showing the distribution of distinctive linguistic features. |
| n. (body) | 3. atlas, atlas vertebra | the 1st cervical vertebra. |
| ~ cervical vertebra, neck bone | one of 7 vertebrae in the human spine located in the neck region. |
| n. (artifact) | 4. atlas, telamon | a figure of a man used as a supporting column. |
| ~ pillar, column | (architecture) a tall vertical cylindrical structure standing upright and used to support a structure. |
| map | | |
| n. (artifact) | 1. map | a diagrammatic representation of the earth's surface (or part of it). |
| ~ chart | a map designed to assist navigation by air or sea. |
| ~ choropleth map | a map that uses graded differences in shading or color or the placing of symbols inside defined areas on the map in order to indicate the average values of some property or quantity in those areas. |
| ~ contour map, relief map | a map having contour lines through points of equal elevation. |
| ~ plat | a map showing planned or actual features of an area (streets and building lots etc.). |
| ~ representation | a creation that is a visual or tangible rendering of someone or something. |
| ~ road map | a map showing roads (for automobile travel). |
| ~ sketch map | a map drawn from observation (rather than from exact measurements) and representing the main features of an area. |
| ~ weather chart, weather map | (meteorology) a map showing the principal meteorological elements at a given time and over an extended region. |
| n. (linkdef) | 2. function, map, mapping, mathematical function, single-valued function | (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function). |
| ~ multinomial, polynomial | a mathematical function that is the sum of a number of terms. |
| ~ math, mathematics, maths | a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement. |
| ~ mathematical relation | a relation between mathematical expressions (such as equality or inequality). |
| ~ expansion | a function expressed as a sum or product of terms.; "the expansion of (a+b)^2 is a^2 + 2ab + b^2" |
| ~ inverse function | a function obtained by expressing the dependent variable of one function as the independent variable of another; f and g are inverse functions if f(x)=y and g(y)=x. |
| ~ kronecker delta | a function of two variables i and j that equals 1 when i=j and equals 0 otherwise. |
| ~ metric, metric function | a function of a topological space that gives, for any two points in the space, a value equal to the distance between them. |
| ~ transformation | (mathematics) a function that changes the position or direction of the axes of a coordinate system. |
| ~ isometry | a one-to-one mapping of one metric space into another metric space that preserves the distances between each pair of points.; "the isometries of the cube" |
| ~ operator | (mathematics) a symbol or function representing a mathematical operation. |
| ~ circular function, trigonometric function | function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle. |
| ~ threshold function | a function that takes the value 1 if a specified function of the arguments exceeds a given threshold and 0 otherwise. |
| ~ exponential, exponential function | a function in which an independent variable appears as an exponent. |
| v. (creation) | 3. map | make a map of; show or establish the features of details of.; "map the surface of Venus" |
| ~ chart | make a chart of.; "chart the territory" |
| ~ plat, plot | make a plat of.; "Plat the town" |
| ~ interpret, represent | create an image or likeness of.; "The painter represented his wife as a young girl" |
| ~ map | depict as if on a map.; "sorrow was mapped on the mother's face" |
| v. (cognition) | 4. map | explore or survey for the purpose of making a map.; "We haven't even begun to map the many galaxies that we know exist" |
| ~ explore | travel to or penetrate into.; "explore unknown territory in biology" |
| v. (stative) | 5. map | locate within a specific region of a chromosome in relation to known DNA or gene sequences.; "map the genes" |
| ~ situate, locate | determine or indicate the place, site, or limits of, as if by an instrument or by a survey.; "Our sense of sight enables us to locate objects in space"; "Locate the boundaries of the property" |
| v. (creation) | 6. map, map out | plan, delineate, or arrange in detail.; "map one's future" |
| ~ contrive, design, plan, project | make or work out a plan for; devise.; "They contrived to murder their boss"; "design a new sales strategy"; "plan an attack" |
| v. (creation) | 7. map | depict as if on a map.; "sorrow was mapped on the mother's face" |
| ~ depict, picture, show, render | show in, or as in, a picture.; "This scene depicts country life"; "the face of the child is rendered with much tenderness in this painting" |
| ~ map | make a map of; show or establish the features of details of.; "map the surface of Venus" |
| v. (change) | 8. map, represent | to establish a mapping (of mathematical elements or sets). |
| ~ permute, transpose, commute | change the order or arrangement of.; "Dyslexics often transpose letters in a word" |
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