Encyclopedia of Microtonal Music Theory - By Tonalsoft, a software manufacturer. Includes introduction. Vance's Fantastic Tap Dance Dictionary - A complete glossary of tap dance, including names of steps and combinations, and descriptions of the movements associated with tapping. Belly Dance Terms - Glossary with detailed definitions. Terms in several different languages. Indian Music Glossary - Glossary of terms used in Indian music. Glossary of Technical Theatre Terms - Contains many terms related to the technical aspects of theater, and terms of other related disciplines. Dolmetsch Online's Music Dictionary - Designed to help one understand the more common musical terms which are come across in a score or a book on music, including terms in other languages. Ballet Terms A to Z - From learntodance.com. Performing Arts Dictionary - Dictionary of terms associated with ballet, tap dancing and music. Ballet Dictionary - American Ballet Theater - 170 terms from the book "Technical Manual and Dictionary of Classical Ballet," Dover Publications.