We found 13 dictionaries that define the word sound pressure level:

General (7 matching dictionaries)

1. sound pressure level: Vocabulary.com
2. sound pressure level: Dictionary.com
3. Sound Pressure Level, Sound pressure level: Wikipedia, the Free Encyclopedia
4. sound pressure level: Rhymezone
5. sound pressure level: FreeDictionary.org
6. sound pressure level: Mnemonic Dictionary
7. sound pressure level: TheFreeDictionary.com

Computing (1 matching dictionary)

8. sound pressure level: Encyclopedia

Medicine (1 matching dictionary)

9. online medical dictionary (No longer online)

Tech (4 matching dictionaries)

10. Glossary of Meteorology (No longer online)
11. SOUND PRESSURE LEVEL: NOISE CONTROL TERMS
12. Rane Professional Audio Reference (No longer online)
13. Sweetwater Music (No longer online)

Definitions from WordNet (sound pressure level) ▸ noun:  the physical intensity of sound ▸ Words similar to sound pressure level ▸ Usage examples for sound pressure level ▸ Idioms related to sound pressure level ▸ Wikipedia articles (New!) ▸ Words that often appear near sound pressure level ▸ Rhymes of sound pressure level ▸ Invented words related to sound pressure level