We found 14 dictionaries that define the word relieving arch:

General (7 matching dictionaries)

1. relieving arch: Merriam-Webster
2. relieving arch: Wordnik
3. relieving arch: Wiktionary
4. Relieving arch, relieving arch: Dictionary.com
5. Relieving arch: Wikipedia, the Free Encyclopedia
6. relieving arch: FreeDictionary.org
7. Relieving arch: TheFreeDictionary.com

Art (2 matching dictionaries)

8. RELIEVING ARCH: The Britannia Lexicon (Middle Ages Glossary)
9. relieving arch: Glossary of Medieval Art and Architecture

Business (1 matching dictionary)

10. Construction Term Glossary (No longer online)

Computing (1 matching dictionary)

11. relieving arch: Encyclopedia

Miscellaneous (1 matching dictionary)

12. Relieving arch: Castle Terms

Tech (2 matching dictionaries)

13. relieving arch: Glossary of Medieval Architecture
14. Urban Conservation Glossary (No longer online)

Definitions from Wiktionary (relieving arch) ▸ noun:  (architecture) An arch in a wall to relieve the part below it from a superincumbent weight. Similar: safety arch, abutment, archway, bridge, arcade, arch bridge, pier, arcature, arcading, respond, more... Opposite: supporting arch, weight-bearing arch ▸ Words similar to relieving arch ▸ Usage examples for relieving arch ▸ Idioms related to relieving arch ▸ Wikipedia articles (New!) ▸ Words that often appear near relieving arch ▸ Rhymes of relieving arch ▸ Invented words related to relieving arch