We found 11 dictionaries that define the word free space:

General (6 matching dictionaries)

1. free space: Oxford Learner's Dictionaries
2. free space: Collins English Dictionary
3. free-space: Wordnik
4. free space: Wiktionary
5. Free space (disambiguation), Free space: Wikipedia, the Free Encyclopedia
6. free space: TheFreeDictionary.com

Computing (2 matching dictionaries)

7. free space: CCI Computer
8. free space: Encyclopedia

Medicine (1 matching dictionary)

9. free-space: Medical dictionary

Slang (1 matching dictionary)

10. free space: Urban Dictionary

Tech (1 matching dictionary)

11. Glossary of Meteorology (No longer online)

Definitions from Wiktionary (free space) ▸ noun:  (physics) vacuum; a space free of matter. ▸ noun:  Used other than figuratively or idiomatically: see free, space. Similar: empty space, vacuum, void, vacume, vacuity, space, vacuüm, blank, vacuole, vacancy, more... Opposite: occupied space, filled space, congested space, crowded space, dense space Types: vacuum, empty space, void, nothingness, open space, clearance, unoccupied area, blank space, more... Phrases: free space optics, permeability of free space, Impedance of free space, more... ▸ Words similar to free space ▸ Usage examples for free space ▸ Idioms related to free space ▸ Wikipedia articles (New!) ▸ Words that often appear near free space ▸ Rhymes of free space ▸ Invented words related to free space