Visual  Mathematical  Dictionary

• ENGLISH
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets, Ordinals.
  • ANALYSIS: Complex numbers, Functions.
  • MISCELLANEA: Clock, Money, Tools, Daily life.
• ARABIC
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • ANALYSIS: WORDS, Complex numbers, Functions.
  • MISCELLANEA: WORDS, Clock.
• ALBANIAN
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• BASQUE
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• BOSNIAN
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• BRITISH ENGLISH
  • See also this online resource (in British English) where mathematical terms are sorted and explained.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• CHINESE (SIMPLIFIED)
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
• CHINESE (TRADITIONAL)
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
• CROATIAN
  • MADE FOR CHILDREN: Shapes.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• DUTCH
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• FINNISH
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• FRENCH
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• GERMAN
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• GREEK
  
  • See also the very comprehensive dictionary from English to Greek here, by © Georgios Georgiou.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
• HEBREW
  
  • See also the very comprehensive English-Hebrew Dictionary of Algebra Terminology here, by © Moshe Jarden.
• HUNGARIAN
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• ICELANDIC
  • There is a valuable mathematical dictionary English-Icelandic, see http://stae.is/os.
• ITALIAN
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• JAPANESE
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
• LITHUANIAN
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
• LUXEMBOURGISH
  • Shapes, Solids, Numbers, More numbers (for Luxembourgish only the children chapters are planned because of the peculiarity of the language).
• PERSIAN
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers, Functions.
  • MISCELLANEA: WORDS, Clock.
• POLISH
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• ROMANIAN
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
• RUSSIAN
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers, Functions.
  • MISCELLANEA: WORDS, Clock.
• SERBIAN
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• SLOVENE
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
• SPANISH
  • MADE FOR CHILDREN: Shapes, Solids.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers.
  • MISCELLANEA: WORDS, Clock.
• SWEDISH
  • See also the illustrated mathematical dictionary Termer för matematikundervisning (© Nationellt Centrum för Matematikutbildning), with Swedish as main language. More languages (including Ukrainian) are in preparation. If you want more information about this other project please contact Cecilia Kilhamn from the University of Gothenburg.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • MISCELLANEA: WORDS, Clock.
• TURKISH
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers, Functions.
  • MISCELLANEA: WORDS, Clock.
• UKRAINIAN
  • MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
  • GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry, More solid geometry, Geometrical transformations, Shapes.
  • ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities, Percentage, Arithmetic, Polynomials.
  • NUMBERS: WORDS, Numbers up to 12, Some numbers with two digits, More integers, Examples of numbers, Fractions, Digits, Number sets.
  • ANALYSIS: WORDS, Complex numbers, Functions.
  • MISCELLANEA: WORDS, Clock.

Last but not least, we point out the online mathematical dictionary project by Tim Hosgood, which is freely available on this other page https://thosgood.com/maths-dictionary/.