Wiktionary
n. 1 (&lit free space English) 2 (context physics English) vacuum; a space free of matter.
Wikipedia
Free space may refer to:
- A perfect vacuum, that is, a space free of all matter
- In electrical engineering, free space means air (as opposed to a material, transmission line, fiber-optic cable, etc.):
- Free-space optical communication is communication by shining light through air
- Free-space path loss, the spreading-out of light as it travels through air
- Free-space display is a 3D display projected into the air, often with the help of mist
- Social centre the free shared space in a community
- Descent: FreeSpace – The Great War, a space combat simulation computer game
- The area of a data storage device (for example, a computer disk drive) that is still available for more data storage
-
, the subset of a configuration space where a robot will not collide with obstacles
Usage examples of "free space".
Highly polished metal parts glided past on low trains, disappearing in the small work sheds that ringed the free space in the center of the huge hall.
By the time they reached free space, Arcot had maneuvered the lump of rock into an orbit around the planet.
For that was fixed and unalterable - the same on Earth, Moon, Sun, or in free space.
From the hold of a Trantorian mothership, hovering just outside the hundred-mile limit that marked off the boundary between planetary space and free space, small gyro-ships, vane-equipped for atmospheric travel with minimum power expenditure, might emerge and needle down (half coasting, half driven) to the small port maintained within the embassy grounds.
From the hold of a Traritorian mothership, hovering just outside the hundred-mile limit that marked off the boundary between planetary space and free space, small gyro-ships, vane-equipped for atmospheric travel with minimum power expenditure, might emerge and needle down (half coasting, half driven) to the small port maintained within the embassy grounds.
Nurse Eastcote, with Wendover's fountain pen, wrote her signature on a free space of each paper.