A spidergram, also known as a mind map or concept map, is a visual representation of ideas or information. It is a diagram that shows how different concepts are connected or related to each other. Other synonyms for spidergram include web diagram, brainstorming map, and semantic map. Each of these terms describes a method for organizing and presenting information in a visual, non-linear way. Spidergrams are useful for brainstorming, note-taking, and organizing complex information. They are also a popular tool for teachers to help students understand and retain information. No matter what you call it, a spidergram is an effective way to organize ideas and information in a clear and concise manner.