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Definitions of free:

noun:   people who are free
Example: "The home of the free and the brave"

verb:   grant freedom to; free from confinement
verb:   free from obligations or duties
verb:   make (information) available publication
verb:   free or remove obstruction from
Example: "Free a path across the cluttered floor"

verb:   relieve from
verb:   remove or force out from a position
Example: "He finally could free the legs of the earthquake victim who was buried in the rubble"

verb:   grant relief or an exemption from a rule or requirement to
verb:   make (assets) available
verb:   let off the hook
verb:   part with a possession or right
adjective:   not occupied or in use
Example: "A free locker"

adjective:   not literal
Example: "A free translation of the poem"

adjective:   unconstrained or not chemically bound in a molecule or not fixed and capable of relatively unrestricted motion
Example: "Free expansion"

adjective:   able to act at will; not hampered; not under compulsion or restraint
Example: "Free enterprise"

adjective:   not held in servitude
Example: "After the Civil War he was a free man"

adjective:   not taken up by scheduled activities
Example: "A free hour between classes"

adjective:   not fixed in position
Example: "He pulled his arm free and ran"

adjective:   costing nothing
adverb:   without restraint
name:  A surname (common: 1 in 25000 families; popularity rank in the U.S.: #2951)

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Alternative Terms
cluster-technology slack-space-technology physics maxwell-s-equations vacuum electromagnetic-field radiant-energy electromagnetic-radiation radio-wave optical-spectrum electromagnetic-spectrum magnetic-constant electric-displacement-field electric-field fine-structure-constant theory-of-relativity speed-of-light field force outer-space density matter cosmic-noise interplanetary-medium-2 interstellar-medium-2 cosmic-microwave-background-radiation united-states-patent-and-trademark-office medium-optics relative-static-permittivity dirac-sea martin-rees-baron-rees-of-ludlow nature portable-document-format disk-image critical-wavelength ksds-fm light-microsecond cutoff-wavelength electrical-distance free-space-radiation-pattern h-vector impulse-signaling resonant-wavelength fragmentation slack-space guide-wavelength microwave-wavemeter

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