*Collaborative project to help break down language barriers.*

Each language has a visual dictionary (monolingual) and a word list (with English and the given language).

**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.
- MISCELLANEA: WORDS, Clock.

**CHINESE (SIMPLIFIED)**- GEOMETRY: WORDS, Lines, Circles, Angles, Angle pairs, Triangles, Quadrilaterals, Polygons, Solid geometry.

**CHINESE (TRADITIONAL)****CROATIAN**- MADE FOR CHILDREN: Shapes.
- ANALYSIS: WORDS, Complex numbers.
- MISCELLANEA: WORDS, Clock.

**DUTCH**- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
- MISCELLANEA: WORDS, Clock.

**FINNISH**- MADE FOR CHILDREN: Shapes, Solids.
- ANALYSIS: WORDS, Complex numbers.
- MISCELLANEA: WORDS, Clock.

**FRENCH**- MADE FOR CHILDREN: Shapes, Solids.
- ANALYSIS: WORDS, Complex numbers.
- MISCELLANEA: WORDS, Clock.

**GERMAN**- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
- MISCELLANEA: WORDS, Clock.

**GREEK**

- See also the very comprehensive dictionary from English to Greek here, by © Georgios Georgiou.

**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.
- ANALYSIS: WORDS, Complex numbers.
- MISCELLANEA: WORDS, Clock.

**ICELANDIC**- There is a valuable mathematical dictionary English-Icelandic, see http://stae.is/os.

**ITALIAN**- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
- MISCELLANEA: WORDS, Clock.

**JAPANESE**- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.

**LITHUANIAN****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.
- ANALYSIS: WORDS, Complex numbers, Functions.
- MISCELLANEA: WORDS, Clock.

**POLISH**- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
- MISCELLANEA: WORDS, Clock.

**ROMANIAN****RUSSIAN**- MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
- ANALYSIS: WORDS, Complex numbers, Functions.
- MISCELLANEA: WORDS, Clock.

**SERBIAN**- MADE FOR CHILDREN: Shapes, Solids.
- ANALYSIS: WORDS, Complex numbers.
- MISCELLANEA: WORDS, Clock.

**SLOVENE****SPANISH**- MADE FOR CHILDREN: Shapes, Solids.
- 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.
- ALGEBRA & CO: WORDS, Sets, Operations, Division, Vectors, Fractions, Equalities and inequalities.
- MISCELLANEA: WORDS, Clock.

**TURKISH**- MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
- ANALYSIS: WORDS, Complex numbers, Functions.
- MISCELLANEA: WORDS, Clock.

**UKRAINIAN**- MADE FOR CHILDREN: Shapes, Solids, Numbers, More numbers, Clock, Positions.
- 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/.