Dictionaries

Page Updated June 2022 .

Computer Definitions Featuring 20,000 topics and 2,500 images. Search field at bottom of page.

Dictionary Of Math Terms For Kids  An animated, interactive dictionary for students which explains over 400 common mathematical terms in simple language.

Interactivate Math Learning Dictionary  A collection of over 180 Math teams defined for Math students.

Mathworld Dictionary Source of mathematical definitions and concept explanations.

NASA's Solar System Exploration  The Solar System Exploration Home Page is part of NASA's Office of Space Science and helps you to explore the solar system and beyond!

The Visual Dictionary They say a picture’s worth a thousand words…and this is exactly what this dictionary does. It has thousands of terms and words you need to know, but with labeled pictures accompanying them. Divided into topics and sub-topics, you’ll be able to find the word you want and finally connect it to its image. From Merriam-Webster.

Wiktionary Multilingual dictionary and thesaurus written and edited by the public.